From: Ming Yen Hsieh <mingyen.hsieh@xxxxxxxxxxxx> When the p2p device and MLO station concurrent, the p2p device will occupy the wrong link_idx when the MLO secondary link is added. Fixes: e38a82d25b08 ("wifi: mt76: connac: Extend mt76_connac_mcu_uni_add_dev for MLO") Cc: stable@xxxxxxxxxxxxxxx Signed-off-by: Ming Yen Hsieh <mingyen.hsieh@xxxxxxxxxxxx> Signed-off-by: Sean Wang <sean.wang@xxxxxxxxxxxx> --- v2, v3: generate the patch based on the latest mt76 tree --- .../net/wireless/mediatek/mt76/Makefile.orig | 42 + drivers/net/wireless/mediatek/mt76/dma.c.orig | 994 +++++ .../wireless/mediatek/mt76/mac80211.c.orig | 1793 +++++++++ drivers/net/wireless/mediatek/mt76/mt76.h | 1 + .../net/wireless/mediatek/mt76/mt76.h.orig | 1876 +++++++++ .../mediatek/mt76/mt76_connac_mac.c.orig | 1196 ++++++ .../wireless/mediatek/mt76/mt76_connac_mcu.c | 4 +- .../mediatek/mt76/mt76_connac_mcu.c.orig | 3200 +++++++++++++++ .../wireless/mediatek/mt76/mt7921/dma.c.orig | 314 ++ .../wireless/mediatek/mt76/mt7921/init.c.orig | 326 ++ .../wireless/mediatek/mt76/mt7921/mac.c.orig | 1121 ++++++ .../wireless/mediatek/mt76/mt7921/main.c.orig | 1838 +++++++++ .../wireless/mediatek/mt76/mt7921/mcu.c.orig | 1357 +++++++ .../mediatek/mt76/mt7921/mt7921.h.orig | 561 +++ .../wireless/mediatek/mt76/mt7921/pci.c.orig | 497 +++ .../mediatek/mt76/mt7921/pci_mac.c.orig | 348 ++ .../wireless/mediatek/mt76/mt7921/sdio.c.orig | 322 ++ .../mediatek/mt76/mt7921/sdio_mac.c.orig | 142 + .../net/wireless/mediatek/mt76/mt7925/main.c | 14 +- .../wireless/mediatek/mt76/mt7925/main.c.orig | 2209 +++++++++++ .../wireless/mediatek/mt76/mt7925/mcu.c.orig | 3506 +++++++++++++++++ .../wireless/mediatek/mt76/mt7925/mcu.c.rej | 35 + 22 files changed, 21690 insertions(+), 6 deletions(-) create mode 100644 drivers/net/wireless/mediatek/mt76/Makefile.orig create mode 100644 drivers/net/wireless/mediatek/mt76/dma.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mac80211.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt76.h.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7921/dma.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7921/init.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7921/mac.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7921/main.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7921/mcu.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7921/pci.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7921/sdio.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7925/main.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7925/mcu.c.orig create mode 100644 drivers/net/wireless/mediatek/mt76/mt7925/mcu.c.rej diff --git a/drivers/net/wireless/mediatek/mt76/Makefile.orig b/drivers/net/wireless/mediatek/mt76/Makefile.orig new file mode 100644 index 000000000000..3cf605075d33 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/Makefile.orig @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: GPL-2.0-only +obj-$(CONFIG_MT76_CORE) += mt76.o +obj-$(CONFIG_MT76_USB) += mt76-usb.o +obj-$(CONFIG_MT76_SDIO) += mt76-sdio.o +obj-$(CONFIG_MT76x02_LIB) += mt76x02-lib.o +obj-$(CONFIG_MT76x02_USB) += mt76x02-usb.o +obj-$(CONFIG_MT76_CONNAC_LIB) += mt76-connac-lib.o + +mt76-y := \ + mmio.o util.o trace.o dma.o mac80211.o debugfs.o eeprom.o \ + tx.o agg-rx.o mcu.o + +mt76-$(CONFIG_PCI) += pci.o +mt76-$(CONFIG_NL80211_TESTMODE) += testmode.o + +mt76-usb-y := usb.o usb_trace.o +mt76-sdio-y := sdio.o sdio_txrx.o + +CFLAGS_trace.o := -I$(src) +CFLAGS_usb_trace.o := -I$(src) +CFLAGS_mt76x02_trace.o := -I$(src) + +mt76x02-lib-y := mt76x02_util.o mt76x02_mac.o mt76x02_mcu.o \ + mt76x02_eeprom.o mt76x02_phy.o mt76x02_mmio.o \ + mt76x02_txrx.o mt76x02_trace.o mt76x02_debugfs.o \ + mt76x02_dfs.o mt76x02_beacon.o + +mt76x02-usb-y := mt76x02_usb_mcu.o mt76x02_usb_core.o + +mt76-connac-lib-y := mt76_connac_mcu.o mt76_connac_mac.o + +obj-$(CONFIG_MT76x0_COMMON) += mt76x0/ +obj-$(CONFIG_MT76x2_COMMON) += mt76x2/ +obj-$(CONFIG_MT7603E) += mt7603/ +obj-$(CONFIG_MT7615_COMMON) += mt7615/ +obj-$(CONFIG_MT7915E) += mt7915/ +obj-$(CONFIG_MT7921_COMMON) += mt7921/ +<<<<<<< HEAD +======= +obj-$(CONFIG_MT7996E) += mt7996/ +obj-$(CONFIG_MT7925_COMMON) += mt7925/ +>>>>>>> dev: mt7925: build mt7925 pass diff --git a/drivers/net/wireless/mediatek/mt76/dma.c.orig b/drivers/net/wireless/mediatek/mt76/dma.c.orig new file mode 100644 index 000000000000..643e18ebb5ee --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/dma.c.orig @@ -0,0 +1,994 @@ +// SPDX-License-Identifier: ISC +/* + * Copyright (C) 2016 Felix Fietkau <nbd@xxxxxxxx> + */ + +#include <linux/dma-mapping.h> +#include "mt76.h" +#include "dma.h" + +#if IS_ENABLED(CONFIG_NET_MEDIATEK_SOC_WED) + +#define Q_READ(_dev, _q, _field) ({ \ + u32 _offset = offsetof(struct mt76_queue_regs, _field); \ + u32 _val; \ + if ((_q)->flags & MT_QFLAG_WED) \ + _val = mtk_wed_device_reg_read(&(_dev)->mmio.wed, \ + ((_q)->wed_regs + \ + _offset)); \ + else \ + _val = readl(&(_q)->regs->_field); \ + _val; \ +}) + +#define Q_WRITE(_dev, _q, _field, _val) do { \ + u32 _offset = offsetof(struct mt76_queue_regs, _field); \ + if ((_q)->flags & MT_QFLAG_WED) \ + mtk_wed_device_reg_write(&(_dev)->mmio.wed, \ + ((_q)->wed_regs + _offset), \ + _val); \ + else \ + writel(_val, &(_q)->regs->_field); \ +} while (0) + +#else + +#define Q_READ(_dev, _q, _field) readl(&(_q)->regs->_field) +#define Q_WRITE(_dev, _q, _field, _val) writel(_val, &(_q)->regs->_field) + +#endif + +static struct mt76_txwi_cache * +mt76_alloc_txwi(struct mt76_dev *dev) +{ + struct mt76_txwi_cache *t; + dma_addr_t addr; + u8 *txwi; + int size; + + size = L1_CACHE_ALIGN(dev->drv->txwi_size + sizeof(*t)); + txwi = kzalloc(size, GFP_ATOMIC); + if (!txwi) + return NULL; + + addr = dma_map_single(dev->dma_dev, txwi, dev->drv->txwi_size, + DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(dev->dma_dev, addr))) { + kfree(txwi); + return NULL; + } + + t = (struct mt76_txwi_cache *)(txwi + dev->drv->txwi_size); + t->dma_addr = addr; + + return t; +} + +static struct mt76_txwi_cache * +mt76_alloc_rxwi(struct mt76_dev *dev) +{ + struct mt76_txwi_cache *t; + + t = kzalloc(L1_CACHE_ALIGN(sizeof(*t)), GFP_ATOMIC); + if (!t) + return NULL; + + t->ptr = NULL; + return t; +} + +static struct mt76_txwi_cache * +__mt76_get_txwi(struct mt76_dev *dev) +{ + struct mt76_txwi_cache *t = NULL; + + spin_lock(&dev->lock); + if (!list_empty(&dev->txwi_cache)) { + t = list_first_entry(&dev->txwi_cache, struct mt76_txwi_cache, + list); + list_del(&t->list); + } + spin_unlock(&dev->lock); + + return t; +} + +static struct mt76_txwi_cache * +__mt76_get_rxwi(struct mt76_dev *dev) +{ + struct mt76_txwi_cache *t = NULL; + + spin_lock(&dev->wed_lock); + if (!list_empty(&dev->rxwi_cache)) { + t = list_first_entry(&dev->rxwi_cache, struct mt76_txwi_cache, + list); + list_del(&t->list); + } + spin_unlock(&dev->wed_lock); + + return t; +} + +static struct mt76_txwi_cache * +mt76_get_txwi(struct mt76_dev *dev) +{ + struct mt76_txwi_cache *t = __mt76_get_txwi(dev); + + if (t) + return t; + + return mt76_alloc_txwi(dev); +} + +struct mt76_txwi_cache * +mt76_get_rxwi(struct mt76_dev *dev) +{ + struct mt76_txwi_cache *t = __mt76_get_rxwi(dev); + + if (t) + return t; + + return mt76_alloc_rxwi(dev); +} +EXPORT_SYMBOL_GPL(mt76_get_rxwi); + +void +mt76_put_txwi(struct mt76_dev *dev, struct mt76_txwi_cache *t) +{ + if (!t) + return; + + spin_lock(&dev->lock); + list_add(&t->list, &dev->txwi_cache); + spin_unlock(&dev->lock); +} +EXPORT_SYMBOL_GPL(mt76_put_txwi); + +void +mt76_put_rxwi(struct mt76_dev *dev, struct mt76_txwi_cache *t) +{ + if (!t) + return; + + spin_lock(&dev->wed_lock); + list_add(&t->list, &dev->rxwi_cache); + spin_unlock(&dev->wed_lock); +} +EXPORT_SYMBOL_GPL(mt76_put_rxwi); + +static void +mt76_free_pending_txwi(struct mt76_dev *dev) +{ + struct mt76_txwi_cache *t; + + local_bh_disable(); + while ((t = __mt76_get_txwi(dev)) != NULL) { + dma_unmap_single(dev->dma_dev, t->dma_addr, dev->drv->txwi_size, + DMA_TO_DEVICE); + kfree(mt76_get_txwi_ptr(dev, t)); + } + local_bh_enable(); +} + +void +mt76_free_pending_rxwi(struct mt76_dev *dev) +{ + struct mt76_txwi_cache *t; + + local_bh_disable(); + while ((t = __mt76_get_rxwi(dev)) != NULL) { + if (t->ptr) + mt76_put_page_pool_buf(t->ptr, false); + kfree(t); + } + local_bh_enable(); +} +EXPORT_SYMBOL_GPL(mt76_free_pending_rxwi); + +static void +mt76_dma_sync_idx(struct mt76_dev *dev, struct mt76_queue *q) +{ + Q_WRITE(dev, q, desc_base, q->desc_dma); + Q_WRITE(dev, q, ring_size, q->ndesc); + q->head = Q_READ(dev, q, dma_idx); + q->tail = q->head; +} + +static void +mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q) +{ + int i; + + if (!q || !q->ndesc) + return; + + /* clear descriptors */ + for (i = 0; i < q->ndesc; i++) + q->desc[i].ctrl = cpu_to_le32(MT_DMA_CTL_DMA_DONE); + + Q_WRITE(dev, q, cpu_idx, 0); + Q_WRITE(dev, q, dma_idx, 0); + mt76_dma_sync_idx(dev, q); +} + +static int +mt76_dma_add_rx_buf(struct mt76_dev *dev, struct mt76_queue *q, + struct mt76_queue_buf *buf, void *data) +{ + struct mt76_desc *desc = &q->desc[q->head]; + struct mt76_queue_entry *entry = &q->entry[q->head]; + struct mt76_txwi_cache *txwi = NULL; + u32 buf1 = 0, ctrl; + int idx = q->head; + int rx_token; + + ctrl = FIELD_PREP(MT_DMA_CTL_SD_LEN0, buf[0].len); + + if (mt76_queue_is_wed_rx(q)) { + txwi = mt76_get_rxwi(dev); + if (!txwi) + return -ENOMEM; + + rx_token = mt76_rx_token_consume(dev, data, txwi, buf->addr); + if (rx_token < 0) { + mt76_put_rxwi(dev, txwi); + return -ENOMEM; + } + + buf1 |= FIELD_PREP(MT_DMA_CTL_TOKEN, rx_token); + ctrl |= MT_DMA_CTL_TO_HOST; + } + + WRITE_ONCE(desc->buf0, cpu_to_le32(buf->addr)); + WRITE_ONCE(desc->buf1, cpu_to_le32(buf1)); + WRITE_ONCE(desc->ctrl, cpu_to_le32(ctrl)); + WRITE_ONCE(desc->info, 0); + + entry->dma_addr[0] = buf->addr; + entry->dma_len[0] = buf->len; + entry->txwi = txwi; + entry->buf = data; + entry->wcid = 0xffff; + entry->skip_buf1 = true; + q->head = (q->head + 1) % q->ndesc; + q->queued++; + + return idx; +} + +static int +mt76_dma_add_buf(struct mt76_dev *dev, struct mt76_queue *q, + struct mt76_queue_buf *buf, int nbufs, u32 info, + struct sk_buff *skb, void *txwi) +{ + struct mt76_queue_entry *entry; + struct mt76_desc *desc; + int i, idx = -1; + u32 ctrl, next; + + if (txwi) { + q->entry[q->head].txwi = DMA_DUMMY_DATA; + q->entry[q->head].skip_buf0 = true; + } + + for (i = 0; i < nbufs; i += 2, buf += 2) { + u32 buf0 = buf[0].addr, buf1 = 0; + + idx = q->head; + next = (q->head + 1) % q->ndesc; + + desc = &q->desc[idx]; + entry = &q->entry[idx]; + + if (buf[0].skip_unmap) + entry->skip_buf0 = true; + entry->skip_buf1 = i == nbufs - 1; + + entry->dma_addr[0] = buf[0].addr; + entry->dma_len[0] = buf[0].len; + + ctrl = FIELD_PREP(MT_DMA_CTL_SD_LEN0, buf[0].len); + if (i < nbufs - 1) { + entry->dma_addr[1] = buf[1].addr; + entry->dma_len[1] = buf[1].len; + buf1 = buf[1].addr; + ctrl |= FIELD_PREP(MT_DMA_CTL_SD_LEN1, buf[1].len); + if (buf[1].skip_unmap) + entry->skip_buf1 = true; + } + + if (i == nbufs - 1) + ctrl |= MT_DMA_CTL_LAST_SEC0; + else if (i == nbufs - 2) + ctrl |= MT_DMA_CTL_LAST_SEC1; + + WRITE_ONCE(desc->buf0, cpu_to_le32(buf0)); + WRITE_ONCE(desc->buf1, cpu_to_le32(buf1)); + WRITE_ONCE(desc->info, cpu_to_le32(info)); + WRITE_ONCE(desc->ctrl, cpu_to_le32(ctrl)); + + q->head = next; + q->queued++; + } + + q->entry[idx].txwi = txwi; + q->entry[idx].skb = skb; + q->entry[idx].wcid = 0xffff; + + return idx; +} + +static void +mt76_dma_tx_cleanup_idx(struct mt76_dev *dev, struct mt76_queue *q, int idx, + struct mt76_queue_entry *prev_e) +{ + struct mt76_queue_entry *e = &q->entry[idx]; + + if (!e->skip_buf0) + dma_unmap_single(dev->dma_dev, e->dma_addr[0], e->dma_len[0], + DMA_TO_DEVICE); + + if (!e->skip_buf1) + dma_unmap_single(dev->dma_dev, e->dma_addr[1], e->dma_len[1], + DMA_TO_DEVICE); + + if (e->txwi == DMA_DUMMY_DATA) + e->txwi = NULL; + + *prev_e = *e; + memset(e, 0, sizeof(*e)); +} + +static void +mt76_dma_kick_queue(struct mt76_dev *dev, struct mt76_queue *q) +{ + wmb(); + Q_WRITE(dev, q, cpu_idx, q->head); +} + +static void +mt76_dma_tx_cleanup(struct mt76_dev *dev, struct mt76_queue *q, bool flush) +{ + struct mt76_queue_entry entry; + int last; + + if (!q || !q->ndesc) + return; + + spin_lock_bh(&q->cleanup_lock); + if (flush) + last = -1; + else + last = Q_READ(dev, q, dma_idx); + + while (q->queued > 0 && q->tail != last) { + mt76_dma_tx_cleanup_idx(dev, q, q->tail, &entry); + mt76_queue_tx_complete(dev, q, &entry); + + if (entry.txwi) { + if (!(dev->drv->drv_flags & MT_DRV_TXWI_NO_FREE)) + mt76_put_txwi(dev, entry.txwi); + } + + if (!flush && q->tail == last) + last = Q_READ(dev, q, dma_idx); + } + spin_unlock_bh(&q->cleanup_lock); + + if (flush) { + spin_lock_bh(&q->lock); + mt76_dma_sync_idx(dev, q); + mt76_dma_kick_queue(dev, q); + spin_unlock_bh(&q->lock); + } + + if (!q->queued) + wake_up(&dev->tx_wait); +} + +static void * +mt76_dma_get_buf(struct mt76_dev *dev, struct mt76_queue *q, int idx, + int *len, u32 *info, bool *more, bool *drop) +{ + struct mt76_queue_entry *e = &q->entry[idx]; + struct mt76_desc *desc = &q->desc[idx]; + void *buf; + + if (len) { + u32 ctrl = le32_to_cpu(READ_ONCE(desc->ctrl)); + *len = FIELD_GET(MT_DMA_CTL_SD_LEN0, ctrl); + *more = !(ctrl & MT_DMA_CTL_LAST_SEC0); + } + + if (info) + *info = le32_to_cpu(desc->info); + + if (mt76_queue_is_wed_rx(q)) { + u32 buf1 = le32_to_cpu(desc->buf1); + u32 token = FIELD_GET(MT_DMA_CTL_TOKEN, buf1); + struct mt76_txwi_cache *t = mt76_rx_token_release(dev, token); + + if (!t) + return NULL; + + dma_sync_single_for_cpu(dev->dma_dev, t->dma_addr, + SKB_WITH_OVERHEAD(q->buf_size), + page_pool_get_dma_dir(q->page_pool)); + + buf = t->ptr; + t->dma_addr = 0; + t->ptr = NULL; + + mt76_put_rxwi(dev, t); + + if (drop) { + u32 ctrl = le32_to_cpu(READ_ONCE(desc->ctrl)); + + *drop = !!(ctrl & (MT_DMA_CTL_TO_HOST_A | + MT_DMA_CTL_DROP)); + + *drop |= !!(buf1 & MT_DMA_CTL_WO_DROP); + } + } else { + buf = e->buf; + e->buf = NULL; + dma_sync_single_for_cpu(dev->dma_dev, e->dma_addr[0], + SKB_WITH_OVERHEAD(q->buf_size), + page_pool_get_dma_dir(q->page_pool)); + } + + return buf; +} + +static void * +mt76_dma_dequeue(struct mt76_dev *dev, struct mt76_queue *q, bool flush, + int *len, u32 *info, bool *more, bool *drop) +{ + int idx = q->tail; + + *more = false; + if (!q->queued) + return NULL; + + if (flush) + q->desc[idx].ctrl |= cpu_to_le32(MT_DMA_CTL_DMA_DONE); + else if (!(q->desc[idx].ctrl & cpu_to_le32(MT_DMA_CTL_DMA_DONE))) + return NULL; + + q->tail = (q->tail + 1) % q->ndesc; + q->queued--; + + return mt76_dma_get_buf(dev, q, idx, len, info, more, drop); +} + +static int +mt76_dma_tx_queue_skb_raw(struct mt76_dev *dev, struct mt76_queue *q, + struct sk_buff *skb, u32 tx_info) +{ + struct mt76_queue_buf buf = {}; + dma_addr_t addr; + + if (test_bit(MT76_MCU_RESET, &dev->phy.state)) + goto error; + + if (q->queued + 1 >= q->ndesc - 1) + goto error; + + addr = dma_map_single(dev->dma_dev, skb->data, skb->len, + DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(dev->dma_dev, addr))) + goto error; + + buf.addr = addr; + buf.len = skb->len; + + spin_lock_bh(&q->lock); + mt76_dma_add_buf(dev, q, &buf, 1, tx_info, skb, NULL); + mt76_dma_kick_queue(dev, q); + spin_unlock_bh(&q->lock); + + return 0; + +error: + dev_kfree_skb(skb); + return -ENOMEM; +} + +static int +mt76_dma_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, + enum mt76_txq_id qid, struct sk_buff *skb, + struct mt76_wcid *wcid, struct ieee80211_sta *sta) +{ + struct ieee80211_tx_status status = { + .sta = sta, + }; + struct mt76_tx_info tx_info = { + .skb = skb, + }; + struct ieee80211_hw *hw; + int len, n = 0, ret = -ENOMEM; + struct mt76_txwi_cache *t; + struct sk_buff *iter; + dma_addr_t addr; + u8 *txwi; + + if (test_bit(MT76_RESET, &dev->phy.state)) + goto free_skb; + + t = mt76_get_txwi(dev); + if (!t) + goto free_skb; + + txwi = mt76_get_txwi_ptr(dev, t); + + skb->prev = skb->next = NULL; + if (dev->drv->drv_flags & MT_DRV_TX_ALIGNED4_SKBS) + mt76_insert_hdr_pad(skb); + + len = skb_headlen(skb); + addr = dma_map_single(dev->dma_dev, skb->data, len, DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(dev->dma_dev, addr))) + goto free; + + tx_info.buf[n].addr = t->dma_addr; + tx_info.buf[n++].len = dev->drv->txwi_size; + tx_info.buf[n].addr = addr; + tx_info.buf[n++].len = len; + + skb_walk_frags(skb, iter) { + if (n == ARRAY_SIZE(tx_info.buf)) + goto unmap; + + addr = dma_map_single(dev->dma_dev, iter->data, iter->len, + DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(dev->dma_dev, addr))) + goto unmap; + + tx_info.buf[n].addr = addr; + tx_info.buf[n++].len = iter->len; + } + tx_info.nbuf = n; + + if (q->queued + (tx_info.nbuf + 1) / 2 >= q->ndesc - 1) { + ret = -ENOMEM; + goto unmap; + } + + dma_sync_single_for_cpu(dev->dma_dev, t->dma_addr, dev->drv->txwi_size, + DMA_TO_DEVICE); + ret = dev->drv->tx_prepare_skb(dev, txwi, qid, wcid, sta, &tx_info); + dma_sync_single_for_device(dev->dma_dev, t->dma_addr, dev->drv->txwi_size, + DMA_TO_DEVICE); + if (ret < 0) + goto unmap; + + return mt76_dma_add_buf(dev, q, tx_info.buf, tx_info.nbuf, + tx_info.info, tx_info.skb, t); + +unmap: + for (n--; n > 0; n--) + dma_unmap_single(dev->dma_dev, tx_info.buf[n].addr, + tx_info.buf[n].len, DMA_TO_DEVICE); + +free: +#ifdef CONFIG_NL80211_TESTMODE + /* fix tx_done accounting on queue overflow */ + if (mt76_is_testmode_skb(dev, skb, &hw)) { + struct mt76_phy *phy = hw->priv; + + if (tx_info.skb == phy->test.tx_skb) + phy->test.tx_done--; + } +#endif + + mt76_put_txwi(dev, t); + +free_skb: + status.skb = tx_info.skb; + hw = mt76_tx_status_get_hw(dev, tx_info.skb); + spin_lock_bh(&dev->rx_lock); + ieee80211_tx_status_ext(hw, &status); + spin_unlock_bh(&dev->rx_lock); + + return ret; +} + +static int +mt76_dma_rx_fill(struct mt76_dev *dev, struct mt76_queue *q, + bool allow_direct) +{ + int len = SKB_WITH_OVERHEAD(q->buf_size); + int frames = 0; + + if (!q->ndesc) + return 0; + + spin_lock_bh(&q->lock); + + while (q->queued < q->ndesc - 1) { + enum dma_data_direction dir; + struct mt76_queue_buf qbuf; + dma_addr_t addr; + int offset; + void *buf; + + buf = mt76_get_page_pool_buf(q, &offset, q->buf_size); + if (!buf) + break; + + addr = page_pool_get_dma_addr(virt_to_head_page(buf)) + offset; + dir = page_pool_get_dma_dir(q->page_pool); + dma_sync_single_for_device(dev->dma_dev, addr, len, dir); + + qbuf.addr = addr + q->buf_offset; + qbuf.len = len - q->buf_offset; + qbuf.skip_unmap = false; + if (mt76_dma_add_rx_buf(dev, q, &qbuf, buf) < 0) { + mt76_put_page_pool_buf(buf, allow_direct); + break; + } + frames++; + } + + if (frames) + mt76_dma_kick_queue(dev, q); + + spin_unlock_bh(&q->lock); + + return frames; +} + +int mt76_dma_wed_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset) +{ +#ifdef CONFIG_NET_MEDIATEK_SOC_WED + struct mtk_wed_device *wed = &dev->mmio.wed; + int ret, type, ring; + u8 flags; + + if (!q || !q->ndesc) + return -EINVAL; + + flags = q->flags; + if (!mtk_wed_device_active(wed)) + q->flags &= ~MT_QFLAG_WED; + + if (!(q->flags & MT_QFLAG_WED)) + return 0; + + type = FIELD_GET(MT_QFLAG_WED_TYPE, q->flags); + ring = FIELD_GET(MT_QFLAG_WED_RING, q->flags); + + switch (type) { + case MT76_WED_Q_TX: + ret = mtk_wed_device_tx_ring_setup(wed, ring, q->regs, reset); + if (!ret) + q->wed_regs = wed->tx_ring[ring].reg_base; + break; + case MT76_WED_Q_TXFREE: + /* WED txfree queue needs ring to be initialized before setup */ + q->flags = 0; + mt76_dma_queue_reset(dev, q); + mt76_dma_rx_fill(dev, q, false); + q->flags = flags; + + ret = mtk_wed_device_txfree_ring_setup(wed, q->regs); + if (!ret) + q->wed_regs = wed->txfree_ring.reg_base; + break; + case MT76_WED_Q_RX: + ret = mtk_wed_device_rx_ring_setup(wed, ring, q->regs, reset); + if (!ret) + q->wed_regs = wed->rx_ring[ring].reg_base; + break; + default: + ret = -EINVAL; + } + + return ret; +#else + return 0; +#endif +} +EXPORT_SYMBOL_GPL(mt76_dma_wed_setup); + +static int +mt76_dma_alloc_queue(struct mt76_dev *dev, struct mt76_queue *q, + int idx, int n_desc, int bufsize, + u32 ring_base) +{ + int ret, size; + + spin_lock_init(&q->lock); + spin_lock_init(&q->cleanup_lock); + + q->regs = dev->mmio.regs + ring_base + idx * MT_RING_SIZE; + q->ndesc = n_desc; + q->buf_size = bufsize; + q->hw_idx = idx; + + size = q->ndesc * sizeof(struct mt76_desc); + q->desc = dmam_alloc_coherent(dev->dma_dev, size, &q->desc_dma, GFP_KERNEL); + if (!q->desc) + return -ENOMEM; + + size = q->ndesc * sizeof(*q->entry); + q->entry = devm_kzalloc(dev->dev, size, GFP_KERNEL); + if (!q->entry) + return -ENOMEM; + + ret = mt76_create_page_pool(dev, q); + if (ret) + return ret; + + ret = mt76_dma_wed_setup(dev, q, false); + if (ret) + return ret; + + if (q->flags != MT_WED_Q_TXFREE) + mt76_dma_queue_reset(dev, q); + + return 0; +} + +static void +mt76_dma_rx_cleanup(struct mt76_dev *dev, struct mt76_queue *q) +{ + void *buf; + bool more; + + if (!q->ndesc) + return; + + spin_lock_bh(&q->lock); + + do { + buf = mt76_dma_dequeue(dev, q, true, NULL, NULL, &more, NULL); + if (!buf) + break; + + mt76_put_page_pool_buf(buf, false); + } while (1); + + if (q->rx_head) { + dev_kfree_skb(q->rx_head); + q->rx_head = NULL; + } + + spin_unlock_bh(&q->lock); +} + +static void +mt76_dma_rx_reset(struct mt76_dev *dev, enum mt76_rxq_id qid) +{ + struct mt76_queue *q = &dev->q_rx[qid]; + int i; + + if (!q->ndesc) + return; + + for (i = 0; i < q->ndesc; i++) + q->desc[i].ctrl = cpu_to_le32(MT_DMA_CTL_DMA_DONE); + + mt76_dma_rx_cleanup(dev, q); + + /* reset WED rx queues */ + mt76_dma_wed_setup(dev, q, true); + if (q->flags != MT_WED_Q_TXFREE) { + mt76_dma_sync_idx(dev, q); + mt76_dma_rx_fill(dev, q, false); + } +} + +static void +mt76_add_fragment(struct mt76_dev *dev, struct mt76_queue *q, void *data, + int len, bool more, u32 info) +{ + struct sk_buff *skb = q->rx_head; + struct skb_shared_info *shinfo = skb_shinfo(skb); + int nr_frags = shinfo->nr_frags; + + if (nr_frags < ARRAY_SIZE(shinfo->frags)) { + struct page *page = virt_to_head_page(data); + int offset = data - page_address(page) + q->buf_offset; + + skb_add_rx_frag(skb, nr_frags, page, offset, len, q->buf_size); + } else { + mt76_put_page_pool_buf(data, true); + } + + if (more) + return; + + q->rx_head = NULL; + if (nr_frags < ARRAY_SIZE(shinfo->frags)) + dev->drv->rx_skb(dev, q - dev->q_rx, skb, &info); + else + dev_kfree_skb(skb); +} + +static int +mt76_dma_rx_process(struct mt76_dev *dev, struct mt76_queue *q, int budget) +{ + int len, data_len, done = 0, dma_idx; + struct sk_buff *skb; + unsigned char *data; + bool check_ddone = false; + bool more; + + if (IS_ENABLED(CONFIG_NET_MEDIATEK_SOC_WED) && + q->flags == MT_WED_Q_TXFREE) { + dma_idx = Q_READ(dev, q, dma_idx); + check_ddone = true; + } + + while (done < budget) { + bool drop = false; + u32 info; + + if (check_ddone) { + if (q->tail == dma_idx) + dma_idx = Q_READ(dev, q, dma_idx); + + if (q->tail == dma_idx) + break; + } + + data = mt76_dma_dequeue(dev, q, false, &len, &info, &more, + &drop); + if (!data) + break; + + if (drop) + goto free_frag; + + if (q->rx_head) + data_len = q->buf_size; + else + data_len = SKB_WITH_OVERHEAD(q->buf_size); + + if (data_len < len + q->buf_offset) { + dev_kfree_skb(q->rx_head); + q->rx_head = NULL; + goto free_frag; + } + + if (q->rx_head) { + mt76_add_fragment(dev, q, data, len, more, info); + continue; + } + + if (!more && dev->drv->rx_check && + !(dev->drv->rx_check(dev, data, len))) + goto free_frag; + + skb = napi_build_skb(data, q->buf_size); + if (!skb) + goto free_frag; + + skb_reserve(skb, q->buf_offset); + skb_mark_for_recycle(skb); + + *(u32 *)skb->cb = info; + + __skb_put(skb, len); + done++; + + if (more) { + q->rx_head = skb; + continue; + } + + dev->drv->rx_skb(dev, q - dev->q_rx, skb, &info); + continue; + +free_frag: + mt76_put_page_pool_buf(data, true); + } + + mt76_dma_rx_fill(dev, q, true); + return done; +} + +int mt76_dma_rx_poll(struct napi_struct *napi, int budget) +{ + struct mt76_dev *dev; + int qid, done = 0, cur; + + dev = container_of(napi->dev, struct mt76_dev, napi_dev); + qid = napi - dev->napi; + + rcu_read_lock(); + + do { + cur = mt76_dma_rx_process(dev, &dev->q_rx[qid], budget - done); + mt76_rx_poll_complete(dev, qid, napi); + done += cur; + } while (cur && done < budget); + + rcu_read_unlock(); + + if (done < budget && napi_complete(napi)) + dev->drv->rx_poll_complete(dev, qid); + + return done; +} +EXPORT_SYMBOL_GPL(mt76_dma_rx_poll); + +static int +mt76_dma_init(struct mt76_dev *dev, + int (*poll)(struct napi_struct *napi, int budget)) +{ + int i; + + init_dummy_netdev(&dev->napi_dev); + init_dummy_netdev(&dev->tx_napi_dev); + snprintf(dev->napi_dev.name, sizeof(dev->napi_dev.name), "%s", + wiphy_name(dev->hw->wiphy)); + dev->napi_dev.threaded = 1; + init_completion(&dev->mmio.wed_reset); + init_completion(&dev->mmio.wed_reset_complete); + + mt76_for_each_q_rx(dev, i) { + netif_napi_add(&dev->napi_dev, &dev->napi[i], poll); + mt76_dma_rx_fill(dev, &dev->q_rx[i], false); + napi_enable(&dev->napi[i]); + } + + return 0; +} + +static const struct mt76_queue_ops mt76_dma_ops = { + .init = mt76_dma_init, + .alloc = mt76_dma_alloc_queue, + .reset_q = mt76_dma_queue_reset, + .tx_queue_skb_raw = mt76_dma_tx_queue_skb_raw, + .tx_queue_skb = mt76_dma_tx_queue_skb, + .tx_cleanup = mt76_dma_tx_cleanup, + .rx_cleanup = mt76_dma_rx_cleanup, + .rx_reset = mt76_dma_rx_reset, + .kick = mt76_dma_kick_queue, +}; + +void mt76_dma_attach(struct mt76_dev *dev) +{ + dev->queue_ops = &mt76_dma_ops; +} +EXPORT_SYMBOL_GPL(mt76_dma_attach); + +void mt76_dma_cleanup(struct mt76_dev *dev) +{ + int i; + + mt76_worker_disable(&dev->tx_worker); + netif_napi_del(&dev->tx_napi); + + for (i = 0; i < ARRAY_SIZE(dev->phys); i++) { + struct mt76_phy *phy = dev->phys[i]; + int j; + + if (!phy) + continue; + + for (j = 0; j < ARRAY_SIZE(phy->q_tx); j++) + mt76_dma_tx_cleanup(dev, phy->q_tx[j], true); + } + + for (i = 0; i < ARRAY_SIZE(dev->q_mcu); i++) + mt76_dma_tx_cleanup(dev, dev->q_mcu[i], true); + + mt76_for_each_q_rx(dev, i) { + struct mt76_queue *q = &dev->q_rx[i]; + + netif_napi_del(&dev->napi[i]); + mt76_dma_rx_cleanup(dev, q); + + page_pool_destroy(q->page_pool); + } + + mt76_free_pending_txwi(dev); + mt76_free_pending_rxwi(dev); + + if (mtk_wed_device_active(&dev->mmio.wed)) + mtk_wed_device_detach(&dev->mmio.wed); +} +EXPORT_SYMBOL_GPL(mt76_dma_cleanup); diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c.orig b/drivers/net/wireless/mediatek/mt76/mac80211.c.orig new file mode 100644 index 000000000000..c0ff36a98bed --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mac80211.c.orig @@ -0,0 +1,1793 @@ +// SPDX-License-Identifier: ISC +/* + * Copyright (C) 2016 Felix Fietkau <nbd@xxxxxxxx> + */ +#include <linux/sched.h> +#include <linux/of.h> +#include <net/page_pool.h> +#include "mt76.h" + +#define CHAN2G(_idx, _freq) { \ + .band = NL80211_BAND_2GHZ, \ + .center_freq = (_freq), \ + .hw_value = (_idx), \ + .max_power = 30, \ +} + +#define CHAN5G(_idx, _freq) { \ + .band = NL80211_BAND_5GHZ, \ + .center_freq = (_freq), \ + .hw_value = (_idx), \ + .max_power = 30, \ +} + +#define CHAN6G(_idx, _freq) { \ + .band = NL80211_BAND_6GHZ, \ + .center_freq = (_freq), \ + .hw_value = (_idx), \ + .max_power = 30, \ +} + +static const struct ieee80211_channel mt76_channels_2ghz[] = { + CHAN2G(1, 2412), + CHAN2G(2, 2417), + CHAN2G(3, 2422), + CHAN2G(4, 2427), + CHAN2G(5, 2432), + CHAN2G(6, 2437), + CHAN2G(7, 2442), + CHAN2G(8, 2447), + CHAN2G(9, 2452), + CHAN2G(10, 2457), + CHAN2G(11, 2462), + CHAN2G(12, 2467), + CHAN2G(13, 2472), + CHAN2G(14, 2484), +}; + +static const struct ieee80211_channel mt76_channels_5ghz[] = { + CHAN5G(36, 5180), + CHAN5G(40, 5200), + CHAN5G(44, 5220), + CHAN5G(48, 5240), + + CHAN5G(52, 5260), + CHAN5G(56, 5280), + CHAN5G(60, 5300), + CHAN5G(64, 5320), + + CHAN5G(100, 5500), + CHAN5G(104, 5520), + CHAN5G(108, 5540), + CHAN5G(112, 5560), + CHAN5G(116, 5580), + CHAN5G(120, 5600), + CHAN5G(124, 5620), + CHAN5G(128, 5640), + CHAN5G(132, 5660), + CHAN5G(136, 5680), + CHAN5G(140, 5700), + CHAN5G(144, 5720), + + CHAN5G(149, 5745), + CHAN5G(153, 5765), + CHAN5G(157, 5785), + CHAN5G(161, 5805), + CHAN5G(165, 5825), + CHAN5G(169, 5845), + CHAN5G(173, 5865), + CHAN5G(177, 5885), +}; + +static const struct ieee80211_channel mt76_channels_6ghz[] = { + /* UNII-5 */ + CHAN6G(1, 5955), + CHAN6G(5, 5975), + CHAN6G(9, 5995), + CHAN6G(13, 6015), + CHAN6G(17, 6035), + CHAN6G(21, 6055), + CHAN6G(25, 6075), + CHAN6G(29, 6095), + CHAN6G(33, 6115), + CHAN6G(37, 6135), + CHAN6G(41, 6155), + CHAN6G(45, 6175), + CHAN6G(49, 6195), + CHAN6G(53, 6215), + CHAN6G(57, 6235), + CHAN6G(61, 6255), + CHAN6G(65, 6275), + CHAN6G(69, 6295), + CHAN6G(73, 6315), + CHAN6G(77, 6335), + CHAN6G(81, 6355), + CHAN6G(85, 6375), + CHAN6G(89, 6395), + CHAN6G(93, 6415), + /* UNII-6 */ + CHAN6G(97, 6435), + CHAN6G(101, 6455), + CHAN6G(105, 6475), + CHAN6G(109, 6495), + CHAN6G(113, 6515), + CHAN6G(117, 6535), + /* UNII-7 */ + CHAN6G(121, 6555), + CHAN6G(125, 6575), + CHAN6G(129, 6595), + CHAN6G(133, 6615), + CHAN6G(137, 6635), + CHAN6G(141, 6655), + CHAN6G(145, 6675), + CHAN6G(149, 6695), + CHAN6G(153, 6715), + CHAN6G(157, 6735), + CHAN6G(161, 6755), + CHAN6G(165, 6775), + CHAN6G(169, 6795), + CHAN6G(173, 6815), + CHAN6G(177, 6835), + CHAN6G(181, 6855), + CHAN6G(185, 6875), + /* UNII-8 */ + CHAN6G(189, 6895), + CHAN6G(193, 6915), + CHAN6G(197, 6935), + CHAN6G(201, 6955), + CHAN6G(205, 6975), + CHAN6G(209, 6995), + CHAN6G(213, 7015), + CHAN6G(217, 7035), + CHAN6G(221, 7055), + CHAN6G(225, 7075), + CHAN6G(229, 7095), + CHAN6G(233, 7115), +}; + +static const struct ieee80211_tpt_blink mt76_tpt_blink[] = { + { .throughput = 0 * 1024, .blink_time = 334 }, + { .throughput = 1 * 1024, .blink_time = 260 }, + { .throughput = 5 * 1024, .blink_time = 220 }, + { .throughput = 10 * 1024, .blink_time = 190 }, + { .throughput = 20 * 1024, .blink_time = 170 }, + { .throughput = 50 * 1024, .blink_time = 150 }, + { .throughput = 70 * 1024, .blink_time = 130 }, + { .throughput = 100 * 1024, .blink_time = 110 }, + { .throughput = 200 * 1024, .blink_time = 80 }, + { .throughput = 300 * 1024, .blink_time = 50 }, +}; + +struct ieee80211_rate mt76_rates[] = { + CCK_RATE(0, 10), + CCK_RATE(1, 20), + CCK_RATE(2, 55), + CCK_RATE(3, 110), + OFDM_RATE(11, 60), + OFDM_RATE(15, 90), + OFDM_RATE(10, 120), + OFDM_RATE(14, 180), + OFDM_RATE(9, 240), + OFDM_RATE(13, 360), + OFDM_RATE(8, 480), + OFDM_RATE(12, 540), +}; +EXPORT_SYMBOL_GPL(mt76_rates); + +static const struct cfg80211_sar_freq_ranges mt76_sar_freq_ranges[] = { + { .start_freq = 2402, .end_freq = 2494, }, + { .start_freq = 5150, .end_freq = 5350, }, + { .start_freq = 5350, .end_freq = 5470, }, + { .start_freq = 5470, .end_freq = 5725, }, + { .start_freq = 5725, .end_freq = 5950, }, + { .start_freq = 5945, .end_freq = 6165, }, + { .start_freq = 6165, .end_freq = 6405, }, + { .start_freq = 6405, .end_freq = 6525, }, + { .start_freq = 6525, .end_freq = 6705, }, + { .start_freq = 6705, .end_freq = 6865, }, + { .start_freq = 6865, .end_freq = 7125, }, +}; + +static const struct cfg80211_sar_capa mt76_sar_capa = { + .type = NL80211_SAR_TYPE_POWER, + .num_freq_ranges = ARRAY_SIZE(mt76_sar_freq_ranges), + .freq_ranges = &mt76_sar_freq_ranges[0], +}; + +static int mt76_led_init(struct mt76_phy *phy) +{ + struct mt76_dev *dev = phy->dev; + struct ieee80211_hw *hw = phy->hw; + + if (!phy->leds.cdev.brightness_set && !phy->leds.cdev.blink_set) + return 0; + + snprintf(phy->leds.name, sizeof(phy->leds.name), "mt76-%s", + wiphy_name(hw->wiphy)); + + phy->leds.cdev.name = phy->leds.name; + phy->leds.cdev.default_trigger = + ieee80211_create_tpt_led_trigger(hw, + IEEE80211_TPT_LEDTRIG_FL_RADIO, + mt76_tpt_blink, + ARRAY_SIZE(mt76_tpt_blink)); + + if (phy == &dev->phy) { + struct device_node *np = dev->dev->of_node; + + np = of_get_child_by_name(np, "led"); + if (np) { + int led_pin; + + if (!of_property_read_u32(np, "led-sources", &led_pin)) + phy->leds.pin = led_pin; + phy->leds.al = of_property_read_bool(np, + "led-active-low"); + of_node_put(np); + } + } + + return led_classdev_register(dev->dev, &phy->leds.cdev); +} + +static void mt76_led_cleanup(struct mt76_phy *phy) +{ + if (!phy->leds.cdev.brightness_set && !phy->leds.cdev.blink_set) + return; + + led_classdev_unregister(&phy->leds.cdev); +} + +static void mt76_init_stream_cap(struct mt76_phy *phy, + struct ieee80211_supported_band *sband, + bool vht) +{ + struct ieee80211_sta_ht_cap *ht_cap = &sband->ht_cap; + int i, nstream = hweight8(phy->antenna_mask); + struct ieee80211_sta_vht_cap *vht_cap; + u16 mcs_map = 0; + + if (nstream > 1) + ht_cap->cap |= IEEE80211_HT_CAP_TX_STBC; + else + ht_cap->cap &= ~IEEE80211_HT_CAP_TX_STBC; + + for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) + ht_cap->mcs.rx_mask[i] = i < nstream ? 0xff : 0; + + if (!vht) + return; + + vht_cap = &sband->vht_cap; + if (nstream > 1) + vht_cap->cap |= IEEE80211_VHT_CAP_TXSTBC; + else + vht_cap->cap &= ~IEEE80211_VHT_CAP_TXSTBC; + vht_cap->cap |= IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN | + IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN; + + for (i = 0; i < 8; i++) { + if (i < nstream) + mcs_map |= (IEEE80211_VHT_MCS_SUPPORT_0_9 << (i * 2)); + else + mcs_map |= + (IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2)); + } + vht_cap->vht_mcs.rx_mcs_map = cpu_to_le16(mcs_map); + vht_cap->vht_mcs.tx_mcs_map = cpu_to_le16(mcs_map); + if (ieee80211_hw_check(phy->hw, SUPPORTS_VHT_EXT_NSS_BW)) + vht_cap->vht_mcs.tx_highest |= + cpu_to_le16(IEEE80211_VHT_EXT_NSS_BW_CAPABLE); +} + +void mt76_set_stream_caps(struct mt76_phy *phy, bool vht) +{ + if (phy->cap.has_2ghz) + mt76_init_stream_cap(phy, &phy->sband_2g.sband, false); + if (phy->cap.has_5ghz) + mt76_init_stream_cap(phy, &phy->sband_5g.sband, vht); + if (phy->cap.has_6ghz) + mt76_init_stream_cap(phy, &phy->sband_6g.sband, vht); +} +EXPORT_SYMBOL_GPL(mt76_set_stream_caps); + +static int +mt76_init_sband(struct mt76_phy *phy, struct mt76_sband *msband, + const struct ieee80211_channel *chan, int n_chan, + struct ieee80211_rate *rates, int n_rates, + bool ht, bool vht) +{ + struct ieee80211_supported_band *sband = &msband->sband; + struct ieee80211_sta_vht_cap *vht_cap; + struct ieee80211_sta_ht_cap *ht_cap; + struct mt76_dev *dev = phy->dev; + void *chanlist; + int size; + + size = n_chan * sizeof(*chan); + chanlist = devm_kmemdup(dev->dev, chan, size, GFP_KERNEL); + if (!chanlist) + return -ENOMEM; + + msband->chan = devm_kcalloc(dev->dev, n_chan, sizeof(*msband->chan), + GFP_KERNEL); + if (!msband->chan) + return -ENOMEM; + + sband->channels = chanlist; + sband->n_channels = n_chan; + sband->bitrates = rates; + sband->n_bitrates = n_rates; + + if (!ht) + return 0; + + ht_cap = &sband->ht_cap; + ht_cap->ht_supported = true; + ht_cap->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40 | + IEEE80211_HT_CAP_GRN_FLD | + IEEE80211_HT_CAP_SGI_20 | + IEEE80211_HT_CAP_SGI_40 | + (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT); + + ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; + ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; + + mt76_init_stream_cap(phy, sband, vht); + + if (!vht) + return 0; + + vht_cap = &sband->vht_cap; + vht_cap->vht_supported = true; + vht_cap->cap |= IEEE80211_VHT_CAP_RXLDPC | + IEEE80211_VHT_CAP_RXSTBC_1 | + IEEE80211_VHT_CAP_SHORT_GI_80 | + (3 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT); + + return 0; +} + +static int +mt76_init_sband_2g(struct mt76_phy *phy, struct ieee80211_rate *rates, + int n_rates) +{ + phy->hw->wiphy->bands[NL80211_BAND_2GHZ] = &phy->sband_2g.sband; + + return mt76_init_sband(phy, &phy->sband_2g, mt76_channels_2ghz, + ARRAY_SIZE(mt76_channels_2ghz), rates, + n_rates, true, false); +} + +static int +mt76_init_sband_5g(struct mt76_phy *phy, struct ieee80211_rate *rates, + int n_rates, bool vht) +{ + phy->hw->wiphy->bands[NL80211_BAND_5GHZ] = &phy->sband_5g.sband; + + return mt76_init_sband(phy, &phy->sband_5g, mt76_channels_5ghz, + ARRAY_SIZE(mt76_channels_5ghz), rates, + n_rates, true, vht); +} + +static int +mt76_init_sband_6g(struct mt76_phy *phy, struct ieee80211_rate *rates, + int n_rates) +{ + phy->hw->wiphy->bands[NL80211_BAND_6GHZ] = &phy->sband_6g.sband; + + return mt76_init_sband(phy, &phy->sband_6g, mt76_channels_6ghz, + ARRAY_SIZE(mt76_channels_6ghz), rates, + n_rates, false, false); +} + +static void +mt76_check_sband(struct mt76_phy *phy, struct mt76_sband *msband, + enum nl80211_band band) +{ + struct ieee80211_supported_band *sband = &msband->sband; + bool found = false; + int i; + + if (!sband) + return; + + for (i = 0; i < sband->n_channels; i++) { + if (sband->channels[i].flags & IEEE80211_CHAN_DISABLED) + continue; + + found = true; + break; + } + + if (found) { + phy->chandef.chan = &sband->channels[0]; + phy->chan_state = &msband->chan[0]; + return; + } + + sband->n_channels = 0; + phy->hw->wiphy->bands[band] = NULL; +} + +static int +mt76_phy_init(struct mt76_phy *phy, struct ieee80211_hw *hw) +{ + struct mt76_dev *dev = phy->dev; + struct wiphy *wiphy = hw->wiphy; + + SET_IEEE80211_DEV(hw, dev->dev); + SET_IEEE80211_PERM_ADDR(hw, phy->macaddr); + + wiphy->features |= NL80211_FEATURE_ACTIVE_MONITOR | + NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE; + wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH | + WIPHY_FLAG_SUPPORTS_TDLS | + WIPHY_FLAG_AP_UAPSD; + + wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_CQM_RSSI_LIST); + wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_AIRTIME_FAIRNESS); + wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_AQL); + + wiphy->available_antennas_tx = phy->antenna_mask; + wiphy->available_antennas_rx = phy->antenna_mask; + + wiphy->sar_capa = &mt76_sar_capa; + phy->frp = devm_kcalloc(dev->dev, wiphy->sar_capa->num_freq_ranges, + sizeof(struct mt76_freq_range_power), + GFP_KERNEL); + if (!phy->frp) + return -ENOMEM; + + hw->txq_data_size = sizeof(struct mt76_txq); + hw->uapsd_max_sp_len = IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL; + + if (!hw->max_tx_fragments) + hw->max_tx_fragments = 16; + + ieee80211_hw_set(hw, SIGNAL_DBM); + ieee80211_hw_set(hw, AMPDU_AGGREGATION); + ieee80211_hw_set(hw, SUPPORTS_RC_TABLE); + ieee80211_hw_set(hw, SUPPORT_FAST_XMIT); + ieee80211_hw_set(hw, SUPPORTS_CLONED_SKBS); + ieee80211_hw_set(hw, SUPPORTS_AMSDU_IN_AMPDU); + ieee80211_hw_set(hw, SUPPORTS_REORDERING_BUFFER); + + if (!(dev->drv->drv_flags & MT_DRV_AMSDU_OFFLOAD)) { + ieee80211_hw_set(hw, TX_AMSDU); + ieee80211_hw_set(hw, TX_FRAG_LIST); + } + + ieee80211_hw_set(hw, MFP_CAPABLE); + ieee80211_hw_set(hw, AP_LINK_PS); + ieee80211_hw_set(hw, REPORTS_TX_ACK_STATUS); + + return 0; +} + +struct mt76_phy * +mt76_alloc_phy(struct mt76_dev *dev, unsigned int size, + const struct ieee80211_ops *ops, u8 band_idx) +{ + struct ieee80211_hw *hw; + unsigned int phy_size; + struct mt76_phy *phy; + + phy_size = ALIGN(sizeof(*phy), 8); + hw = ieee80211_alloc_hw(size + phy_size, ops); + if (!hw) + return NULL; + + phy = hw->priv; + phy->dev = dev; + phy->hw = hw; + phy->priv = hw->priv + phy_size; + phy->band_idx = band_idx; + + hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; + hw->wiphy->interface_modes = + BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_AP) | +#ifdef CONFIG_MAC80211_MESH + BIT(NL80211_IFTYPE_MESH_POINT) | +#endif + BIT(NL80211_IFTYPE_P2P_CLIENT) | + BIT(NL80211_IFTYPE_P2P_GO) | + BIT(NL80211_IFTYPE_ADHOC); + + return phy; +} +EXPORT_SYMBOL_GPL(mt76_alloc_phy); + +int mt76_register_phy(struct mt76_phy *phy, bool vht, + struct ieee80211_rate *rates, int n_rates) +{ + int ret; + + ret = mt76_phy_init(phy, phy->hw); + if (ret) + return ret; + + if (phy->cap.has_2ghz) { + ret = mt76_init_sband_2g(phy, rates, n_rates); + if (ret) + return ret; + } + + if (phy->cap.has_5ghz) { + ret = mt76_init_sband_5g(phy, rates + 4, n_rates - 4, vht); + if (ret) + return ret; + } + + if (phy->cap.has_6ghz) { + ret = mt76_init_sband_6g(phy, rates + 4, n_rates - 4); + if (ret) + return ret; + } + + if (IS_ENABLED(CONFIG_MT76_LEDS)) { + ret = mt76_led_init(phy); + if (ret) + return ret; + } + + wiphy_read_of_freq_limits(phy->hw->wiphy); + mt76_check_sband(phy, &phy->sband_2g, NL80211_BAND_2GHZ); + mt76_check_sband(phy, &phy->sband_5g, NL80211_BAND_5GHZ); + mt76_check_sband(phy, &phy->sband_6g, NL80211_BAND_6GHZ); + + ret = ieee80211_register_hw(phy->hw); + if (ret) + return ret; + + set_bit(MT76_STATE_REGISTERED, &phy->state); + phy->dev->phys[phy->band_idx] = phy; + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_register_phy); + +void mt76_unregister_phy(struct mt76_phy *phy) +{ + struct mt76_dev *dev = phy->dev; + + if (!test_bit(MT76_STATE_REGISTERED, &phy->state)) + return; + + if (IS_ENABLED(CONFIG_MT76_LEDS)) + mt76_led_cleanup(phy); + mt76_tx_status_check(dev, true); + ieee80211_unregister_hw(phy->hw); + dev->phys[phy->band_idx] = NULL; +} +EXPORT_SYMBOL_GPL(mt76_unregister_phy); + +int mt76_create_page_pool(struct mt76_dev *dev, struct mt76_queue *q) +{ + struct page_pool_params pp_params = { + .order = 0, + .flags = PP_FLAG_PAGE_FRAG, + .nid = NUMA_NO_NODE, + .dev = dev->dma_dev, + }; + int idx = q - dev->q_rx; + + switch (idx) { + case MT_RXQ_MAIN: + case MT_RXQ_BAND1: + case MT_RXQ_BAND2: + pp_params.pool_size = 256; + break; + default: + pp_params.pool_size = 16; + break; + } + + if (mt76_is_mmio(dev)) { + /* rely on page_pool for DMA mapping */ + pp_params.flags |= PP_FLAG_DMA_MAP | PP_FLAG_DMA_SYNC_DEV; + pp_params.dma_dir = DMA_FROM_DEVICE; + pp_params.max_len = PAGE_SIZE; + pp_params.offset = 0; + } + + q->page_pool = page_pool_create(&pp_params); + if (IS_ERR(q->page_pool)) { + int err = PTR_ERR(q->page_pool); + + q->page_pool = NULL; + return err; + } + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_create_page_pool); + +struct mt76_dev * +mt76_alloc_device(struct device *pdev, unsigned int size, + const struct ieee80211_ops *ops, + const struct mt76_driver_ops *drv_ops) +{ + struct ieee80211_hw *hw; + struct mt76_phy *phy; + struct mt76_dev *dev; + int i; + + hw = ieee80211_alloc_hw(size, ops); + if (!hw) + return NULL; + + dev = hw->priv; + dev->hw = hw; + dev->dev = pdev; + dev->drv = drv_ops; + dev->dma_dev = pdev; + + phy = &dev->phy; + phy->dev = dev; + phy->hw = hw; + phy->band_idx = MT_BAND0; + dev->phys[phy->band_idx] = phy; + + spin_lock_init(&dev->rx_lock); + spin_lock_init(&dev->lock); + spin_lock_init(&dev->cc_lock); + spin_lock_init(&dev->status_lock); + spin_lock_init(&dev->wed_lock); + mutex_init(&dev->mutex); + init_waitqueue_head(&dev->tx_wait); + + skb_queue_head_init(&dev->mcu.res_q); + init_waitqueue_head(&dev->mcu.wait); + mutex_init(&dev->mcu.mutex); + dev->tx_worker.fn = mt76_tx_worker; + + hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; + hw->wiphy->interface_modes = + BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_AP) | +#ifdef CONFIG_MAC80211_MESH + BIT(NL80211_IFTYPE_MESH_POINT) | +#endif + BIT(NL80211_IFTYPE_P2P_CLIENT) | + BIT(NL80211_IFTYPE_P2P_GO) | + BIT(NL80211_IFTYPE_ADHOC); + + spin_lock_init(&dev->token_lock); + idr_init(&dev->token); + + spin_lock_init(&dev->rx_token_lock); + idr_init(&dev->rx_token); + + INIT_LIST_HEAD(&dev->wcid_list); + INIT_LIST_HEAD(&dev->sta_poll_list); + spin_lock_init(&dev->sta_poll_lock); + + INIT_LIST_HEAD(&dev->txwi_cache); + INIT_LIST_HEAD(&dev->rxwi_cache); + dev->token_size = dev->drv->token_size; + + for (i = 0; i < ARRAY_SIZE(dev->q_rx); i++) + skb_queue_head_init(&dev->rx_skb[i]); + + dev->wq = alloc_ordered_workqueue("mt76", 0); + if (!dev->wq) { + ieee80211_free_hw(hw); + return NULL; + } + + return dev; +} +EXPORT_SYMBOL_GPL(mt76_alloc_device); + +int mt76_register_device(struct mt76_dev *dev, bool vht, + struct ieee80211_rate *rates, int n_rates) +{ + struct ieee80211_hw *hw = dev->hw; + struct mt76_phy *phy = &dev->phy; + int ret; + + dev_set_drvdata(dev->dev, dev); + ret = mt76_phy_init(phy, hw); + if (ret) + return ret; + + if (phy->cap.has_2ghz) { + ret = mt76_init_sband_2g(phy, rates, n_rates); + if (ret) + return ret; + } + + if (phy->cap.has_5ghz) { + ret = mt76_init_sband_5g(phy, rates + 4, n_rates - 4, vht); + if (ret) + return ret; + } + + if (phy->cap.has_6ghz) { + ret = mt76_init_sband_6g(phy, rates + 4, n_rates - 4); + if (ret) + return ret; + } + + wiphy_read_of_freq_limits(hw->wiphy); + mt76_check_sband(&dev->phy, &phy->sband_2g, NL80211_BAND_2GHZ); + mt76_check_sband(&dev->phy, &phy->sband_5g, NL80211_BAND_5GHZ); + mt76_check_sband(&dev->phy, &phy->sband_6g, NL80211_BAND_6GHZ); + + if (IS_ENABLED(CONFIG_MT76_LEDS)) { + ret = mt76_led_init(phy); + if (ret) + return ret; + } + + ret = ieee80211_register_hw(hw); + if (ret) + return ret; + + WARN_ON(mt76_worker_setup(hw, &dev->tx_worker, NULL, "tx")); + set_bit(MT76_STATE_REGISTERED, &phy->state); + sched_set_fifo_low(dev->tx_worker.task); + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_register_device); + +void mt76_unregister_device(struct mt76_dev *dev) +{ + struct ieee80211_hw *hw = dev->hw; + + if (!test_bit(MT76_STATE_REGISTERED, &dev->phy.state)) + return; + + if (IS_ENABLED(CONFIG_MT76_LEDS)) + mt76_led_cleanup(&dev->phy); + mt76_tx_status_check(dev, true); + ieee80211_unregister_hw(hw); +} +EXPORT_SYMBOL_GPL(mt76_unregister_device); + +void mt76_free_device(struct mt76_dev *dev) +{ + mt76_worker_teardown(&dev->tx_worker); + if (dev->wq) { + destroy_workqueue(dev->wq); + dev->wq = NULL; + } + ieee80211_free_hw(dev->hw); +} +EXPORT_SYMBOL_GPL(mt76_free_device); + +static void mt76_rx_release_amsdu(struct mt76_phy *phy, enum mt76_rxq_id q) +{ + struct sk_buff *skb = phy->rx_amsdu[q].head; + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + struct mt76_dev *dev = phy->dev; + + phy->rx_amsdu[q].head = NULL; + phy->rx_amsdu[q].tail = NULL; + + /* + * Validate if the amsdu has a proper first subframe. + * A single MSDU can be parsed as A-MSDU when the unauthenticated A-MSDU + * flag of the QoS header gets flipped. In such cases, the first + * subframe has a LLC/SNAP header in the location of the destination + * address. + */ + if (skb_shinfo(skb)->frag_list) { + int offset = 0; + + if (!(status->flag & RX_FLAG_8023)) { + offset = ieee80211_get_hdrlen_from_skb(skb); + + if ((status->flag & + (RX_FLAG_DECRYPTED | RX_FLAG_IV_STRIPPED)) == + RX_FLAG_DECRYPTED) + offset += 8; + } + + if (ether_addr_equal(skb->data + offset, rfc1042_header)) { + dev_kfree_skb(skb); + return; + } + } + __skb_queue_tail(&dev->rx_skb[q], skb); +} + +static void mt76_rx_release_burst(struct mt76_phy *phy, enum mt76_rxq_id q, + struct sk_buff *skb) +{ + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + + if (phy->rx_amsdu[q].head && + (!status->amsdu || status->first_amsdu || + status->seqno != phy->rx_amsdu[q].seqno)) + mt76_rx_release_amsdu(phy, q); + + if (!phy->rx_amsdu[q].head) { + phy->rx_amsdu[q].tail = &skb_shinfo(skb)->frag_list; + phy->rx_amsdu[q].seqno = status->seqno; + phy->rx_amsdu[q].head = skb; + } else { + *phy->rx_amsdu[q].tail = skb; + phy->rx_amsdu[q].tail = &skb->next; + } + + if (!status->amsdu || status->last_amsdu) + mt76_rx_release_amsdu(phy, q); +} + +void mt76_rx(struct mt76_dev *dev, enum mt76_rxq_id q, struct sk_buff *skb) +{ + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + struct mt76_phy *phy = mt76_dev_phy(dev, status->phy_idx); + + if (!test_bit(MT76_STATE_RUNNING, &phy->state)) { + dev_kfree_skb(skb); + return; + } + +#ifdef CONFIG_NL80211_TESTMODE + if (phy->test.state == MT76_TM_STATE_RX_FRAMES) { + phy->test.rx_stats.packets[q]++; + if (status->flag & RX_FLAG_FAILED_FCS_CRC) + phy->test.rx_stats.fcs_error[q]++; + } +#endif + + mt76_rx_release_burst(phy, q, skb); +} +EXPORT_SYMBOL_GPL(mt76_rx); + +bool mt76_has_tx_pending(struct mt76_phy *phy) +{ + struct mt76_queue *q; + int i; + + for (i = 0; i < __MT_TXQ_MAX; i++) { + q = phy->q_tx[i]; + if (q && q->queued) + return true; + } + + return false; +} +EXPORT_SYMBOL_GPL(mt76_has_tx_pending); + +static struct mt76_channel_state * +mt76_channel_state(struct mt76_phy *phy, struct ieee80211_channel *c) +{ + struct mt76_sband *msband; + int idx; + + if (c->band == NL80211_BAND_2GHZ) + msband = &phy->sband_2g; + else if (c->band == NL80211_BAND_6GHZ) + msband = &phy->sband_6g; + else + msband = &phy->sband_5g; + + idx = c - &msband->sband.channels[0]; + return &msband->chan[idx]; +} + +void mt76_update_survey_active_time(struct mt76_phy *phy, ktime_t time) +{ + struct mt76_channel_state *state = phy->chan_state; + + state->cc_active += ktime_to_us(ktime_sub(time, + phy->survey_time)); + phy->survey_time = time; +} +EXPORT_SYMBOL_GPL(mt76_update_survey_active_time); + +void mt76_update_survey(struct mt76_phy *phy) +{ + struct mt76_dev *dev = phy->dev; + ktime_t cur_time; + + if (dev->drv->update_survey) + dev->drv->update_survey(phy); + + cur_time = ktime_get_boottime(); + mt76_update_survey_active_time(phy, cur_time); + + if (dev->drv->drv_flags & MT_DRV_SW_RX_AIRTIME) { + struct mt76_channel_state *state = phy->chan_state; + + spin_lock_bh(&dev->cc_lock); + state->cc_bss_rx += dev->cur_cc_bss_rx; + dev->cur_cc_bss_rx = 0; + spin_unlock_bh(&dev->cc_lock); + } +} +EXPORT_SYMBOL_GPL(mt76_update_survey); + +void mt76_set_channel(struct mt76_phy *phy) +{ + struct mt76_dev *dev = phy->dev; + struct ieee80211_hw *hw = phy->hw; + struct cfg80211_chan_def *chandef = &hw->conf.chandef; + bool offchannel = hw->conf.flags & IEEE80211_CONF_OFFCHANNEL; + int timeout = HZ / 5; + + wait_event_timeout(dev->tx_wait, !mt76_has_tx_pending(phy), timeout); + mt76_update_survey(phy); + + if (phy->chandef.chan->center_freq != chandef->chan->center_freq || + phy->chandef.width != chandef->width) + phy->dfs_state = MT_DFS_STATE_UNKNOWN; + + phy->chandef = *chandef; + phy->chan_state = mt76_channel_state(phy, chandef->chan); + + if (!offchannel) + phy->main_chan = chandef->chan; + + if (chandef->chan != phy->main_chan) + memset(phy->chan_state, 0, sizeof(*phy->chan_state)); +} +EXPORT_SYMBOL_GPL(mt76_set_channel); + +int mt76_get_survey(struct ieee80211_hw *hw, int idx, + struct survey_info *survey) +{ + struct mt76_phy *phy = hw->priv; + struct mt76_dev *dev = phy->dev; + struct mt76_sband *sband; + struct ieee80211_channel *chan; + struct mt76_channel_state *state; + int ret = 0; + + mutex_lock(&dev->mutex); + if (idx == 0 && dev->drv->update_survey) + mt76_update_survey(phy); + + if (idx >= phy->sband_2g.sband.n_channels + + phy->sband_5g.sband.n_channels) { + idx -= (phy->sband_2g.sband.n_channels + + phy->sband_5g.sband.n_channels); + sband = &phy->sband_6g; + } else if (idx >= phy->sband_2g.sband.n_channels) { + idx -= phy->sband_2g.sband.n_channels; + sband = &phy->sband_5g; + } else { + sband = &phy->sband_2g; + } + + if (idx >= sband->sband.n_channels) { + ret = -ENOENT; + goto out; + } + + chan = &sband->sband.channels[idx]; + state = mt76_channel_state(phy, chan); + + memset(survey, 0, sizeof(*survey)); + survey->channel = chan; + survey->filled = SURVEY_INFO_TIME | SURVEY_INFO_TIME_BUSY; + survey->filled |= dev->drv->survey_flags; + if (state->noise) + survey->filled |= SURVEY_INFO_NOISE_DBM; + + if (chan == phy->main_chan) { + survey->filled |= SURVEY_INFO_IN_USE; + + if (dev->drv->drv_flags & MT_DRV_SW_RX_AIRTIME) + survey->filled |= SURVEY_INFO_TIME_BSS_RX; + } + + survey->time_busy = div_u64(state->cc_busy, 1000); + survey->time_rx = div_u64(state->cc_rx, 1000); + survey->time = div_u64(state->cc_active, 1000); + survey->noise = state->noise; + + spin_lock_bh(&dev->cc_lock); + survey->time_bss_rx = div_u64(state->cc_bss_rx, 1000); + survey->time_tx = div_u64(state->cc_tx, 1000); + spin_unlock_bh(&dev->cc_lock); + +out: + mutex_unlock(&dev->mutex); + + return ret; +} +EXPORT_SYMBOL_GPL(mt76_get_survey); + +void mt76_wcid_key_setup(struct mt76_dev *dev, struct mt76_wcid *wcid, + struct ieee80211_key_conf *key) +{ + struct ieee80211_key_seq seq; + int i; + + wcid->rx_check_pn = false; + + if (!key) + return; + + if (key->cipher != WLAN_CIPHER_SUITE_CCMP) + return; + + wcid->rx_check_pn = true; + + /* data frame */ + for (i = 0; i < IEEE80211_NUM_TIDS; i++) { + ieee80211_get_key_rx_seq(key, i, &seq); + memcpy(wcid->rx_key_pn[i], seq.ccmp.pn, sizeof(seq.ccmp.pn)); + } + + /* robust management frame */ + ieee80211_get_key_rx_seq(key, -1, &seq); + memcpy(wcid->rx_key_pn[i], seq.ccmp.pn, sizeof(seq.ccmp.pn)); + +} +EXPORT_SYMBOL(mt76_wcid_key_setup); + +int mt76_rx_signal(u8 chain_mask, s8 *chain_signal) +{ + int signal = -128; + u8 chains; + + for (chains = chain_mask; chains; chains >>= 1, chain_signal++) { + int cur, diff; + + cur = *chain_signal; + if (!(chains & BIT(0)) || + cur > 0) + continue; + + if (cur > signal) + swap(cur, signal); + + diff = signal - cur; + if (diff == 0) + signal += 3; + else if (diff <= 2) + signal += 2; + else if (diff <= 6) + signal += 1; + } + + return signal; +} +EXPORT_SYMBOL(mt76_rx_signal); + +static void +mt76_rx_convert(struct mt76_dev *dev, struct sk_buff *skb, + struct ieee80211_hw **hw, + struct ieee80211_sta **sta) +{ + struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb); + struct ieee80211_hdr *hdr = mt76_skb_get_hdr(skb); + struct mt76_rx_status mstat; + + mstat = *((struct mt76_rx_status *)skb->cb); + memset(status, 0, sizeof(*status)); + + status->flag = mstat.flag; + status->freq = mstat.freq; + status->enc_flags = mstat.enc_flags; + status->encoding = mstat.encoding; + status->bw = mstat.bw; + if (status->encoding == RX_ENC_EHT) { + status->eht.ru = mstat.eht.ru; + status->eht.gi = mstat.eht.gi; + } else { + status->he_ru = mstat.he_ru; + status->he_gi = mstat.he_gi; + status->he_dcm = mstat.he_dcm; + } + status->rate_idx = mstat.rate_idx; + status->nss = mstat.nss; + status->band = mstat.band; + status->signal = mstat.signal; + status->chains = mstat.chains; + status->ampdu_reference = mstat.ampdu_ref; + status->device_timestamp = mstat.timestamp; + status->mactime = mstat.timestamp; + status->signal = mt76_rx_signal(mstat.chains, mstat.chain_signal); + if (status->signal <= -128) + status->flag |= RX_FLAG_NO_SIGNAL_VAL; + + if (ieee80211_is_beacon(hdr->frame_control) || + ieee80211_is_probe_resp(hdr->frame_control)) + status->boottime_ns = ktime_get_boottime_ns(); + + BUILD_BUG_ON(sizeof(mstat) > sizeof(skb->cb)); + BUILD_BUG_ON(sizeof(status->chain_signal) != + sizeof(mstat.chain_signal)); + memcpy(status->chain_signal, mstat.chain_signal, + sizeof(mstat.chain_signal)); + + *sta = wcid_to_sta(mstat.wcid); + *hw = mt76_phy_hw(dev, mstat.phy_idx); +} + +static void +mt76_check_ccmp_pn(struct sk_buff *skb) +{ + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + struct mt76_wcid *wcid = status->wcid; + struct ieee80211_hdr *hdr; + int security_idx; + int ret; + + if (!(status->flag & RX_FLAG_DECRYPTED)) + return; + + if (status->flag & RX_FLAG_ONLY_MONITOR) + return; + + if (!wcid || !wcid->rx_check_pn) + return; + + security_idx = status->qos_ctl & IEEE80211_QOS_CTL_TID_MASK; + if (status->flag & RX_FLAG_8023) + goto skip_hdr_check; + + hdr = mt76_skb_get_hdr(skb); + if (!(status->flag & RX_FLAG_IV_STRIPPED)) { + /* + * Validate the first fragment both here and in mac80211 + * All further fragments will be validated by mac80211 only. + */ + if (ieee80211_is_frag(hdr) && + !ieee80211_is_first_frag(hdr->frame_control)) + return; + } + + /* IEEE 802.11-2020, 12.5.3.4.4 "PN and replay detection" c): + * + * the recipient shall maintain a single replay counter for received + * individually addressed robust Management frames that are received + * with the To DS subfield equal to 0, [...] + */ + if (ieee80211_is_mgmt(hdr->frame_control) && + !ieee80211_has_tods(hdr->frame_control)) + security_idx = IEEE80211_NUM_TIDS; + +skip_hdr_check: + BUILD_BUG_ON(sizeof(status->iv) != sizeof(wcid->rx_key_pn[0])); + ret = memcmp(status->iv, wcid->rx_key_pn[security_idx], + sizeof(status->iv)); + if (ret <= 0) { + status->flag |= RX_FLAG_ONLY_MONITOR; + return; + } + + memcpy(wcid->rx_key_pn[security_idx], status->iv, sizeof(status->iv)); + + if (status->flag & RX_FLAG_IV_STRIPPED) + status->flag |= RX_FLAG_PN_VALIDATED; +} + +static void +mt76_airtime_report(struct mt76_dev *dev, struct mt76_rx_status *status, + int len) +{ + struct mt76_wcid *wcid = status->wcid; + struct ieee80211_rx_status info = { + .enc_flags = status->enc_flags, + .rate_idx = status->rate_idx, + .encoding = status->encoding, + .band = status->band, + .nss = status->nss, + .bw = status->bw, + }; + struct ieee80211_sta *sta; + u32 airtime; + u8 tidno = status->qos_ctl & IEEE80211_QOS_CTL_TID_MASK; + + airtime = ieee80211_calc_rx_airtime(dev->hw, &info, len); + spin_lock(&dev->cc_lock); + dev->cur_cc_bss_rx += airtime; + spin_unlock(&dev->cc_lock); + + if (!wcid || !wcid->sta) + return; + + sta = container_of((void *)wcid, struct ieee80211_sta, drv_priv); + ieee80211_sta_register_airtime(sta, tidno, 0, airtime); +} + +static void +mt76_airtime_flush_ampdu(struct mt76_dev *dev) +{ + struct mt76_wcid *wcid; + int wcid_idx; + + if (!dev->rx_ampdu_len) + return; + + wcid_idx = dev->rx_ampdu_status.wcid_idx; + if (wcid_idx < ARRAY_SIZE(dev->wcid)) + wcid = rcu_dereference(dev->wcid[wcid_idx]); + else + wcid = NULL; + dev->rx_ampdu_status.wcid = wcid; + + mt76_airtime_report(dev, &dev->rx_ampdu_status, dev->rx_ampdu_len); + + dev->rx_ampdu_len = 0; + dev->rx_ampdu_ref = 0; +} + +static void +mt76_airtime_check(struct mt76_dev *dev, struct sk_buff *skb) +{ + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + struct mt76_wcid *wcid = status->wcid; + + if (!(dev->drv->drv_flags & MT_DRV_SW_RX_AIRTIME)) + return; + + if (!wcid || !wcid->sta) { + struct ieee80211_hdr *hdr = mt76_skb_get_hdr(skb); + + if (status->flag & RX_FLAG_8023) + return; + + if (!ether_addr_equal(hdr->addr1, dev->phy.macaddr)) + return; + + wcid = NULL; + } + + if (!(status->flag & RX_FLAG_AMPDU_DETAILS) || + status->ampdu_ref != dev->rx_ampdu_ref) + mt76_airtime_flush_ampdu(dev); + + if (status->flag & RX_FLAG_AMPDU_DETAILS) { + if (!dev->rx_ampdu_len || + status->ampdu_ref != dev->rx_ampdu_ref) { + dev->rx_ampdu_status = *status; + dev->rx_ampdu_status.wcid_idx = wcid ? wcid->idx : 0xff; + dev->rx_ampdu_ref = status->ampdu_ref; + } + + dev->rx_ampdu_len += skb->len; + return; + } + + mt76_airtime_report(dev, status, skb->len); +} + +static void +mt76_check_sta(struct mt76_dev *dev, struct sk_buff *skb) +{ + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + struct ieee80211_hdr *hdr = mt76_skb_get_hdr(skb); + struct ieee80211_sta *sta; + struct ieee80211_hw *hw; + struct mt76_wcid *wcid = status->wcid; + u8 tidno = status->qos_ctl & IEEE80211_QOS_CTL_TID_MASK; + bool ps; + + hw = mt76_phy_hw(dev, status->phy_idx); + if (ieee80211_is_pspoll(hdr->frame_control) && !wcid && + !(status->flag & RX_FLAG_8023)) { + sta = ieee80211_find_sta_by_ifaddr(hw, hdr->addr2, NULL); + if (sta) + wcid = status->wcid = (struct mt76_wcid *)sta->drv_priv; + } + + mt76_airtime_check(dev, skb); + + if (!wcid || !wcid->sta) + return; + + sta = container_of((void *)wcid, struct ieee80211_sta, drv_priv); + + if (status->signal <= 0) + ewma_signal_add(&wcid->rssi, -status->signal); + + wcid->inactive_count = 0; + + if (status->flag & RX_FLAG_8023) + return; + + if (!test_bit(MT_WCID_FLAG_CHECK_PS, &wcid->flags)) + return; + + if (ieee80211_is_pspoll(hdr->frame_control)) { + ieee80211_sta_pspoll(sta); + return; + } + + if (ieee80211_has_morefrags(hdr->frame_control) || + !(ieee80211_is_mgmt(hdr->frame_control) || + ieee80211_is_data(hdr->frame_control))) + return; + + ps = ieee80211_has_pm(hdr->frame_control); + + if (ps && (ieee80211_is_data_qos(hdr->frame_control) || + ieee80211_is_qos_nullfunc(hdr->frame_control))) + ieee80211_sta_uapsd_trigger(sta, tidno); + + if (!!test_bit(MT_WCID_FLAG_PS, &wcid->flags) == ps) + return; + + if (ps) + set_bit(MT_WCID_FLAG_PS, &wcid->flags); + + if (dev->drv->sta_ps) + dev->drv->sta_ps(dev, sta, ps); + + if (!ps) + clear_bit(MT_WCID_FLAG_PS, &wcid->flags); + + ieee80211_sta_ps_transition(sta, ps); +} + +void mt76_rx_complete(struct mt76_dev *dev, struct sk_buff_head *frames, + struct napi_struct *napi) +{ + struct ieee80211_sta *sta; + struct ieee80211_hw *hw; + struct sk_buff *skb, *tmp; + LIST_HEAD(list); + + spin_lock(&dev->rx_lock); + while ((skb = __skb_dequeue(frames)) != NULL) { + struct sk_buff *nskb = skb_shinfo(skb)->frag_list; + + mt76_check_ccmp_pn(skb); + skb_shinfo(skb)->frag_list = NULL; + mt76_rx_convert(dev, skb, &hw, &sta); + ieee80211_rx_list(hw, sta, skb, &list); + + /* subsequent amsdu frames */ + while (nskb) { + skb = nskb; + nskb = nskb->next; + skb->next = NULL; + + mt76_rx_convert(dev, skb, &hw, &sta); + ieee80211_rx_list(hw, sta, skb, &list); + } + } + spin_unlock(&dev->rx_lock); + + if (!napi) { + netif_receive_skb_list(&list); + return; + } + + list_for_each_entry_safe(skb, tmp, &list, list) { + skb_list_del_init(skb); + napi_gro_receive(napi, skb); + } +} + +void mt76_rx_poll_complete(struct mt76_dev *dev, enum mt76_rxq_id q, + struct napi_struct *napi) +{ + struct sk_buff_head frames; + struct sk_buff *skb; + + __skb_queue_head_init(&frames); + + while ((skb = __skb_dequeue(&dev->rx_skb[q])) != NULL) { + mt76_check_sta(dev, skb); + if (mtk_wed_device_active(&dev->mmio.wed)) + __skb_queue_tail(&frames, skb); + else + mt76_rx_aggr_reorder(skb, &frames); + } + + mt76_rx_complete(dev, &frames, napi); +} +EXPORT_SYMBOL_GPL(mt76_rx_poll_complete); + +static int +mt76_sta_add(struct mt76_phy *phy, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv; + struct mt76_dev *dev = phy->dev; + int ret; + int i; + + mutex_lock(&dev->mutex); + + ret = dev->drv->sta_add(dev, vif, sta); + if (ret) + goto out; + + for (i = 0; i < ARRAY_SIZE(sta->txq); i++) { + struct mt76_txq *mtxq; + + if (!sta->txq[i]) + continue; + + mtxq = (struct mt76_txq *)sta->txq[i]->drv_priv; + mtxq->wcid = wcid->idx; + } + + ewma_signal_init(&wcid->rssi); + if (phy->band_idx == MT_BAND1) + mt76_wcid_mask_set(dev->wcid_phy_mask, wcid->idx); + wcid->phy_idx = phy->band_idx; + rcu_assign_pointer(dev->wcid[wcid->idx], wcid); + + mt76_packet_id_init(wcid); +out: + mutex_unlock(&dev->mutex); + + return ret; +} + +void __mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv; + int i, idx = wcid->idx; + + for (i = 0; i < ARRAY_SIZE(wcid->aggr); i++) + mt76_rx_aggr_stop(dev, wcid, i); + + if (dev->drv->sta_remove) + dev->drv->sta_remove(dev, vif, sta); + + mt76_packet_id_flush(dev, wcid); + + mt76_wcid_mask_clear(dev->wcid_mask, idx); + mt76_wcid_mask_clear(dev->wcid_phy_mask, idx); +} +EXPORT_SYMBOL_GPL(__mt76_sta_remove); + +static void +mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + mutex_lock(&dev->mutex); + __mt76_sta_remove(dev, vif, sta); + mutex_unlock(&dev->mutex); +} + +int mt76_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + enum ieee80211_sta_state old_state, + enum ieee80211_sta_state new_state) +{ + struct mt76_phy *phy = hw->priv; + struct mt76_dev *dev = phy->dev; + + if (old_state == IEEE80211_STA_NOTEXIST && + new_state == IEEE80211_STA_NONE) + return mt76_sta_add(phy, vif, sta); + + if (old_state == IEEE80211_STA_AUTH && + new_state == IEEE80211_STA_ASSOC && + dev->drv->sta_assoc) + dev->drv->sta_assoc(dev, vif, sta); + + if (old_state == IEEE80211_STA_NONE && + new_state == IEEE80211_STA_NOTEXIST) + mt76_sta_remove(dev, vif, sta); + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_sta_state); + +void mt76_sta_pre_rcu_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt76_phy *phy = hw->priv; + struct mt76_dev *dev = phy->dev; + struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv; + + mutex_lock(&dev->mutex); + spin_lock_bh(&dev->status_lock); + rcu_assign_pointer(dev->wcid[wcid->idx], NULL); + spin_unlock_bh(&dev->status_lock); + mutex_unlock(&dev->mutex); +} +EXPORT_SYMBOL_GPL(mt76_sta_pre_rcu_remove); + +int mt76_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + int *dbm) +{ + struct mt76_phy *phy = hw->priv; + int n_chains = hweight8(phy->antenna_mask); + int delta = mt76_tx_power_nss_delta(n_chains); + + *dbm = DIV_ROUND_UP(phy->txpower_cur + delta, 2); + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_get_txpower); + +int mt76_init_sar_power(struct ieee80211_hw *hw, + const struct cfg80211_sar_specs *sar) +{ + struct mt76_phy *phy = hw->priv; + const struct cfg80211_sar_capa *capa = hw->wiphy->sar_capa; + int i; + + if (sar->type != NL80211_SAR_TYPE_POWER || !sar->num_sub_specs) + return -EINVAL; + + for (i = 0; i < sar->num_sub_specs; i++) { + u32 index = sar->sub_specs[i].freq_range_index; + /* SAR specifies power limitaton in 0.25dbm */ + s32 power = sar->sub_specs[i].power >> 1; + + if (power > 127 || power < -127) + power = 127; + + phy->frp[index].range = &capa->freq_ranges[index]; + phy->frp[index].power = power; + } + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_init_sar_power); + +int mt76_get_sar_power(struct mt76_phy *phy, + struct ieee80211_channel *chan, + int power) +{ + const struct cfg80211_sar_capa *capa = phy->hw->wiphy->sar_capa; + int freq, i; + + if (!capa || !phy->frp) + return power; + + if (power > 127 || power < -127) + power = 127; + + freq = ieee80211_channel_to_frequency(chan->hw_value, chan->band); + for (i = 0 ; i < capa->num_freq_ranges; i++) { + if (phy->frp[i].range && + freq >= phy->frp[i].range->start_freq && + freq < phy->frp[i].range->end_freq) { + power = min_t(int, phy->frp[i].power, power); + break; + } + } + + return power; +} +EXPORT_SYMBOL_GPL(mt76_get_sar_power); + +static void +__mt76_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + if (vif->bss_conf.csa_active && ieee80211_beacon_cntdwn_is_complete(vif)) + ieee80211_csa_finish(vif); +} + +void mt76_csa_finish(struct mt76_dev *dev) +{ + if (!dev->csa_complete) + return; + + ieee80211_iterate_active_interfaces_atomic(dev->hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + __mt76_csa_finish, dev); + + dev->csa_complete = 0; +} +EXPORT_SYMBOL_GPL(mt76_csa_finish); + +static void +__mt76_csa_check(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct mt76_dev *dev = priv; + + if (!vif->bss_conf.csa_active) + return; + + dev->csa_complete |= ieee80211_beacon_cntdwn_is_complete(vif); +} + +void mt76_csa_check(struct mt76_dev *dev) +{ + ieee80211_iterate_active_interfaces_atomic(dev->hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + __mt76_csa_check, dev); +} +EXPORT_SYMBOL_GPL(mt76_csa_check); + +int +mt76_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set) +{ + return 0; +} +EXPORT_SYMBOL_GPL(mt76_set_tim); + +void mt76_insert_ccmp_hdr(struct sk_buff *skb, u8 key_id) +{ + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + int hdr_len = ieee80211_get_hdrlen_from_skb(skb); + u8 *hdr, *pn = status->iv; + + __skb_push(skb, 8); + memmove(skb->data, skb->data + 8, hdr_len); + hdr = skb->data + hdr_len; + + hdr[0] = pn[5]; + hdr[1] = pn[4]; + hdr[2] = 0; + hdr[3] = 0x20 | (key_id << 6); + hdr[4] = pn[3]; + hdr[5] = pn[2]; + hdr[6] = pn[1]; + hdr[7] = pn[0]; + + status->flag &= ~RX_FLAG_IV_STRIPPED; +} +EXPORT_SYMBOL_GPL(mt76_insert_ccmp_hdr); + +int mt76_get_rate(struct mt76_dev *dev, + struct ieee80211_supported_band *sband, + int idx, bool cck) +{ + int i, offset = 0, len = sband->n_bitrates; + + if (cck) { + if (sband != &dev->phy.sband_2g.sband) + return 0; + + idx &= ~BIT(2); /* short preamble */ + } else if (sband == &dev->phy.sband_2g.sband) { + offset = 4; + } + + for (i = offset; i < len; i++) { + if ((sband->bitrates[i].hw_value & GENMASK(7, 0)) == idx) + return i; + } + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_get_rate); + +void mt76_sw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + const u8 *mac) +{ + struct mt76_phy *phy = hw->priv; + + set_bit(MT76_SCANNING, &phy->state); +} +EXPORT_SYMBOL_GPL(mt76_sw_scan); + +void mt76_sw_scan_complete(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt76_phy *phy = hw->priv; + + clear_bit(MT76_SCANNING, &phy->state); +} +EXPORT_SYMBOL_GPL(mt76_sw_scan_complete); + +int mt76_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant) +{ + struct mt76_phy *phy = hw->priv; + struct mt76_dev *dev = phy->dev; + + mutex_lock(&dev->mutex); + *tx_ant = phy->antenna_mask; + *rx_ant = phy->antenna_mask; + mutex_unlock(&dev->mutex); + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_get_antenna); + +struct mt76_queue * +mt76_init_queue(struct mt76_dev *dev, int qid, int idx, int n_desc, + int ring_base, u32 flags) +{ + struct mt76_queue *hwq; + int err; + + hwq = devm_kzalloc(dev->dev, sizeof(*hwq), GFP_KERNEL); + if (!hwq) + return ERR_PTR(-ENOMEM); + + hwq->flags = flags; + + err = dev->queue_ops->alloc(dev, hwq, idx, n_desc, 0, ring_base); + if (err < 0) + return ERR_PTR(err); + + return hwq; +} +EXPORT_SYMBOL_GPL(mt76_init_queue); + +u16 mt76_calculate_default_rate(struct mt76_phy *phy, int rateidx) +{ + int offset = 0; + + if (phy->chandef.chan->band != NL80211_BAND_2GHZ) + offset = 4; + + /* pick the lowest rate for hidden nodes */ + if (rateidx < 0) + rateidx = 0; + + rateidx += offset; + if (rateidx >= ARRAY_SIZE(mt76_rates)) + rateidx = offset; + + return mt76_rates[rateidx].hw_value; +} +EXPORT_SYMBOL_GPL(mt76_calculate_default_rate); + +void mt76_ethtool_worker(struct mt76_ethtool_worker_info *wi, + struct mt76_sta_stats *stats, bool eht) +{ + int i, ei = wi->initial_stat_idx; + u64 *data = wi->data; + + wi->sta_count++; + + data[ei++] += stats->tx_mode[MT_PHY_TYPE_CCK]; + data[ei++] += stats->tx_mode[MT_PHY_TYPE_OFDM]; + data[ei++] += stats->tx_mode[MT_PHY_TYPE_HT]; + data[ei++] += stats->tx_mode[MT_PHY_TYPE_HT_GF]; + data[ei++] += stats->tx_mode[MT_PHY_TYPE_VHT]; + data[ei++] += stats->tx_mode[MT_PHY_TYPE_HE_SU]; + data[ei++] += stats->tx_mode[MT_PHY_TYPE_HE_EXT_SU]; + data[ei++] += stats->tx_mode[MT_PHY_TYPE_HE_TB]; + data[ei++] += stats->tx_mode[MT_PHY_TYPE_HE_MU]; + if (eht) { + data[ei++] += stats->tx_mode[MT_PHY_TYPE_EHT_SU]; + data[ei++] += stats->tx_mode[MT_PHY_TYPE_EHT_TRIG]; + data[ei++] += stats->tx_mode[MT_PHY_TYPE_EHT_MU]; + } + + for (i = 0; i < (ARRAY_SIZE(stats->tx_bw) - !eht); i++) + data[ei++] += stats->tx_bw[i]; + + for (i = 0; i < (eht ? 14 : 12); i++) + data[ei++] += stats->tx_mcs[i]; + + for (i = 0; i < 4; i++) + data[ei++] += stats->tx_nss[i]; + + wi->worker_stat_count = ei - wi->initial_stat_idx; +} +EXPORT_SYMBOL_GPL(mt76_ethtool_worker); + +void mt76_ethtool_page_pool_stats(struct mt76_dev *dev, u64 *data, int *index) +{ +#ifdef CONFIG_PAGE_POOL_STATS + struct page_pool_stats stats = {}; + int i; + + mt76_for_each_q_rx(dev, i) + page_pool_get_stats(dev->q_rx[i].page_pool, &stats); + + page_pool_ethtool_stats_get(data, &stats); + *index += page_pool_ethtool_stats_get_count(); +#endif +} +EXPORT_SYMBOL_GPL(mt76_ethtool_page_pool_stats); + +enum mt76_dfs_state mt76_phy_dfs_state(struct mt76_phy *phy) +{ + struct ieee80211_hw *hw = phy->hw; + struct mt76_dev *dev = phy->dev; + + if (dev->region == NL80211_DFS_UNSET || + test_bit(MT76_SCANNING, &phy->state)) + return MT_DFS_STATE_DISABLED; + + if (!hw->conf.radar_enabled) { + if ((hw->conf.flags & IEEE80211_CONF_MONITOR) && + (phy->chandef.chan->flags & IEEE80211_CHAN_RADAR)) + return MT_DFS_STATE_ACTIVE; + + return MT_DFS_STATE_DISABLED; + } + + if (!cfg80211_reg_can_beacon(hw->wiphy, &phy->chandef, NL80211_IFTYPE_AP)) + return MT_DFS_STATE_CAC; + + return MT_DFS_STATE_ACTIVE; +} +EXPORT_SYMBOL_GPL(mt76_phy_dfs_state); diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 132148f7b107..05651efb549e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -769,6 +769,7 @@ struct mt76_testmode_data { struct mt76_vif_link { u8 idx; + u8 link_idx; u8 omac_idx; u8 band_idx; u8 wmm_idx; diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h.orig b/drivers/net/wireless/mediatek/mt76/mt76.h.orig new file mode 100644 index 000000000000..132148f7b107 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt76.h.orig @@ -0,0 +1,1876 @@ +/* SPDX-License-Identifier: ISC */ +/* + * Copyright (C) 2016 Felix Fietkau <nbd@xxxxxxxx> + */ + +#ifndef __MT76_H +#define __MT76_H + +#include <linux/kernel.h> +#include <linux/io.h> +#include <linux/spinlock.h> +#include <linux/skbuff.h> +#include <linux/leds.h> +#include <linux/usb.h> +#include <linux/average.h> +#include <linux/soc/mediatek/mtk_wed.h> +#include <net/mac80211.h> +#include <net/page_pool/helpers.h> +#include "util.h" +#include "testmode.h" + +#define MT_MCU_RING_SIZE 32 +#define MT_RX_BUF_SIZE 2048 +#define MT_SKB_HEAD_LEN 256 + +#define MT_MAX_NON_AQL_PKT 16 +#define MT_TXQ_FREE_THR 32 + +#define MT76_TOKEN_FREE_THR 64 + +#define MT_QFLAG_WED_RING GENMASK(1, 0) +#define MT_QFLAG_WED_TYPE GENMASK(4, 2) +#define MT_QFLAG_WED BIT(5) +#define MT_QFLAG_WED_RRO BIT(6) +#define MT_QFLAG_WED_RRO_EN BIT(7) + +#define __MT_WED_Q(_type, _n) (MT_QFLAG_WED | \ + FIELD_PREP(MT_QFLAG_WED_TYPE, _type) | \ + FIELD_PREP(MT_QFLAG_WED_RING, _n)) +#define __MT_WED_RRO_Q(_type, _n) (MT_QFLAG_WED_RRO | __MT_WED_Q(_type, _n)) + +#define MT_WED_Q_TX(_n) __MT_WED_Q(MT76_WED_Q_TX, _n) +#define MT_WED_Q_RX(_n) __MT_WED_Q(MT76_WED_Q_RX, _n) +#define MT_WED_Q_TXFREE __MT_WED_Q(MT76_WED_Q_TXFREE, 0) +#define MT_WED_RRO_Q_DATA(_n) __MT_WED_RRO_Q(MT76_WED_RRO_Q_DATA, _n) +#define MT_WED_RRO_Q_MSDU_PG(_n) __MT_WED_RRO_Q(MT76_WED_RRO_Q_MSDU_PG, _n) +#define MT_WED_RRO_Q_IND __MT_WED_RRO_Q(MT76_WED_RRO_Q_IND, 0) + +struct mt76_dev; +struct mt76_phy; +struct mt76_wcid; +struct mt76s_intr; +struct mt76_chanctx; +struct mt76_vif_link; + +struct mt76_reg_pair { + u32 reg; + u32 value; +}; + +enum mt76_bus_type { + MT76_BUS_MMIO, + MT76_BUS_USB, + MT76_BUS_SDIO, +}; + +enum mt76_wed_type { + MT76_WED_Q_TX, + MT76_WED_Q_TXFREE, + MT76_WED_Q_RX, + MT76_WED_RRO_Q_DATA, + MT76_WED_RRO_Q_MSDU_PG, + MT76_WED_RRO_Q_IND, +}; + +struct mt76_bus_ops { + u32 (*rr)(struct mt76_dev *dev, u32 offset); + void (*wr)(struct mt76_dev *dev, u32 offset, u32 val); + u32 (*rmw)(struct mt76_dev *dev, u32 offset, u32 mask, u32 val); + void (*write_copy)(struct mt76_dev *dev, u32 offset, const void *data, + int len); + void (*read_copy)(struct mt76_dev *dev, u32 offset, void *data, + int len); + int (*wr_rp)(struct mt76_dev *dev, u32 base, + const struct mt76_reg_pair *rp, int len); + int (*rd_rp)(struct mt76_dev *dev, u32 base, + struct mt76_reg_pair *rp, int len); + enum mt76_bus_type type; +}; + +#define mt76_is_usb(dev) ((dev)->bus->type == MT76_BUS_USB) +#define mt76_is_mmio(dev) ((dev)->bus->type == MT76_BUS_MMIO) +#define mt76_is_sdio(dev) ((dev)->bus->type == MT76_BUS_SDIO) + +enum mt76_txq_id { + MT_TXQ_VO = IEEE80211_AC_VO, + MT_TXQ_VI = IEEE80211_AC_VI, + MT_TXQ_BE = IEEE80211_AC_BE, + MT_TXQ_BK = IEEE80211_AC_BK, + MT_TXQ_PSD, + MT_TXQ_BEACON, + MT_TXQ_CAB, + __MT_TXQ_MAX +}; + +enum mt76_mcuq_id { + MT_MCUQ_WM, + MT_MCUQ_WA, + MT_MCUQ_FWDL, + __MT_MCUQ_MAX +}; + +enum mt76_rxq_id { + MT_RXQ_MAIN, + MT_RXQ_MCU, + MT_RXQ_MCU_WA, + MT_RXQ_BAND1, + MT_RXQ_BAND1_WA, + MT_RXQ_MAIN_WA, + MT_RXQ_BAND2, + MT_RXQ_BAND2_WA, + MT_RXQ_RRO_BAND0, + MT_RXQ_RRO_BAND1, + MT_RXQ_RRO_BAND2, + MT_RXQ_MSDU_PAGE_BAND0, + MT_RXQ_MSDU_PAGE_BAND1, + MT_RXQ_MSDU_PAGE_BAND2, + MT_RXQ_TXFREE_BAND0, + MT_RXQ_TXFREE_BAND1, + MT_RXQ_TXFREE_BAND2, + MT_RXQ_RRO_IND, + __MT_RXQ_MAX +}; + +enum mt76_band_id { + MT_BAND0, + MT_BAND1, + MT_BAND2, + __MT_MAX_BAND +}; + +enum mt76_cipher_type { + MT_CIPHER_NONE, + MT_CIPHER_WEP40, + MT_CIPHER_TKIP, + MT_CIPHER_TKIP_NO_MIC, + MT_CIPHER_AES_CCMP, + MT_CIPHER_WEP104, + MT_CIPHER_BIP_CMAC_128, + MT_CIPHER_WEP128, + MT_CIPHER_WAPI, + MT_CIPHER_CCMP_CCX, + MT_CIPHER_CCMP_256, + MT_CIPHER_GCMP, + MT_CIPHER_GCMP_256, +}; + +enum mt76_dfs_state { + MT_DFS_STATE_UNKNOWN, + MT_DFS_STATE_DISABLED, + MT_DFS_STATE_CAC, + MT_DFS_STATE_ACTIVE, +}; + +struct mt76_queue_buf { + dma_addr_t addr; + u16 len:15, + skip_unmap:1; +}; + +struct mt76_tx_info { + struct mt76_queue_buf buf[32]; + struct sk_buff *skb; + int nbuf; + u32 info; +}; + +struct mt76_queue_entry { + union { + void *buf; + struct sk_buff *skb; + }; + union { + struct mt76_txwi_cache *txwi; + struct urb *urb; + int buf_sz; + }; + dma_addr_t dma_addr[2]; + u16 dma_len[2]; + u16 wcid; + bool skip_buf0:1; + bool skip_buf1:1; + bool done:1; +}; + +struct mt76_queue_regs { + u32 desc_base; + u32 ring_size; + u32 cpu_idx; + u32 dma_idx; +} __packed __aligned(4); + +struct mt76_queue { + struct mt76_queue_regs __iomem *regs; + + spinlock_t lock; + spinlock_t cleanup_lock; + struct mt76_queue_entry *entry; + struct mt76_rro_desc *rro_desc; + struct mt76_desc *desc; + + u16 first; + u16 head; + u16 tail; + u8 hw_idx; + u8 ep; + int ndesc; + int queued; + int buf_size; + bool stopped; + bool blocked; + + u8 buf_offset; + u16 flags; + + struct mtk_wed_device *wed; + u32 wed_regs; + + dma_addr_t desc_dma; + struct sk_buff *rx_head; + struct page_pool *page_pool; +}; + +struct mt76_mcu_ops { + unsigned int max_retry; + u32 headroom; + u32 tailroom; + + int (*mcu_send_msg)(struct mt76_dev *dev, int cmd, const void *data, + int len, bool wait_resp); + int (*mcu_skb_prepare_msg)(struct mt76_dev *dev, struct sk_buff *skb, + int cmd, int *seq); + int (*mcu_skb_send_msg)(struct mt76_dev *dev, struct sk_buff *skb, + int cmd, int *seq); + int (*mcu_parse_response)(struct mt76_dev *dev, int cmd, + struct sk_buff *skb, int seq); + u32 (*mcu_rr)(struct mt76_dev *dev, u32 offset); + void (*mcu_wr)(struct mt76_dev *dev, u32 offset, u32 val); + int (*mcu_wr_rp)(struct mt76_dev *dev, u32 base, + const struct mt76_reg_pair *rp, int len); + int (*mcu_rd_rp)(struct mt76_dev *dev, u32 base, + struct mt76_reg_pair *rp, int len); + int (*mcu_restart)(struct mt76_dev *dev); +}; + +struct mt76_queue_ops { + int (*init)(struct mt76_dev *dev, + int (*poll)(struct napi_struct *napi, int budget)); + + int (*alloc)(struct mt76_dev *dev, struct mt76_queue *q, + int idx, int n_desc, int bufsize, + u32 ring_base); + + int (*tx_queue_skb)(struct mt76_phy *phy, struct mt76_queue *q, + enum mt76_txq_id qid, struct sk_buff *skb, + struct mt76_wcid *wcid, struct ieee80211_sta *sta); + + int (*tx_queue_skb_raw)(struct mt76_dev *dev, struct mt76_queue *q, + struct sk_buff *skb, u32 tx_info); + + void *(*dequeue)(struct mt76_dev *dev, struct mt76_queue *q, bool flush, + int *len, u32 *info, bool *more); + + void (*rx_reset)(struct mt76_dev *dev, enum mt76_rxq_id qid); + + void (*tx_cleanup)(struct mt76_dev *dev, struct mt76_queue *q, + bool flush); + + void (*rx_cleanup)(struct mt76_dev *dev, struct mt76_queue *q); + + void (*kick)(struct mt76_dev *dev, struct mt76_queue *q); + + void (*reset_q)(struct mt76_dev *dev, struct mt76_queue *q); +}; + +enum mt76_phy_type { + MT_PHY_TYPE_CCK, + MT_PHY_TYPE_OFDM, + MT_PHY_TYPE_HT, + MT_PHY_TYPE_HT_GF, + MT_PHY_TYPE_VHT, + MT_PHY_TYPE_HE_SU = 8, + MT_PHY_TYPE_HE_EXT_SU, + MT_PHY_TYPE_HE_TB, + MT_PHY_TYPE_HE_MU, + MT_PHY_TYPE_EHT_SU = 13, + MT_PHY_TYPE_EHT_TRIG, + MT_PHY_TYPE_EHT_MU, + __MT_PHY_TYPE_MAX, +}; + +struct mt76_sta_stats { + u64 tx_mode[__MT_PHY_TYPE_MAX]; + u64 tx_bw[5]; /* 20, 40, 80, 160, 320 */ + u64 tx_nss[4]; /* 1, 2, 3, 4 */ + u64 tx_mcs[16]; /* mcs idx */ + u64 tx_bytes; + /* WED TX */ + u32 tx_packets; /* unit: MSDU */ + u32 tx_retries; + u32 tx_failed; + /* WED RX */ + u64 rx_bytes; + u32 rx_packets; + u32 rx_errors; + u32 rx_drops; +}; + +enum mt76_wcid_flags { + MT_WCID_FLAG_CHECK_PS, + MT_WCID_FLAG_PS, + MT_WCID_FLAG_4ADDR, + MT_WCID_FLAG_HDR_TRANS, +}; + +#define MT76_N_WCIDS 1088 + +/* stored in ieee80211_tx_info::hw_queue */ +#define MT_TX_HW_QUEUE_PHY GENMASK(3, 2) + +DECLARE_EWMA(signal, 10, 8); + +#define MT_WCID_TX_INFO_RATE GENMASK(15, 0) +#define MT_WCID_TX_INFO_NSS GENMASK(17, 16) +#define MT_WCID_TX_INFO_TXPWR_ADJ GENMASK(25, 18) +#define MT_WCID_TX_INFO_SET BIT(31) + +struct mt76_wcid { + struct mt76_rx_tid __rcu *aggr[IEEE80211_NUM_TIDS]; + + atomic_t non_aql_packets; + unsigned long flags; + + struct ewma_signal rssi; + int inactive_count; + + struct rate_info rate; + unsigned long ampdu_state; + + u16 idx; + u8 hw_key_idx; + u8 hw_key_idx2; + + u8 sta:1; + u8 sta_disabled:1; + u8 amsdu:1; + u8 phy_idx:2; + u8 link_id:4; + bool link_valid; + + u8 rx_check_pn; + u8 rx_key_pn[IEEE80211_NUM_TIDS + 1][6]; + u16 cipher; + + u32 tx_info; + bool sw_iv; + + struct list_head tx_list; + struct sk_buff_head tx_pending; + struct sk_buff_head tx_offchannel; + + struct list_head list; + struct idr pktid; + + struct mt76_sta_stats stats; + + struct list_head poll_list; + + struct mt76_wcid *def_wcid; +}; + +struct mt76_txq { + u16 wcid; + + u16 agg_ssn; + bool send_bar; + bool aggr; +}; + +struct mt76_wed_rro_ind { + u32 se_id : 12; + u32 rsv : 4; + u32 start_sn : 12; + u32 ind_reason : 4; + u32 ind_cnt : 13; + u32 win_sz : 3; + u32 rsv2 : 13; + u32 magic_cnt : 3; +}; + +struct mt76_txwi_cache { + struct list_head list; + dma_addr_t dma_addr; + + union { + struct sk_buff *skb; + void *ptr; + }; +}; + +struct mt76_rx_tid { + struct rcu_head rcu_head; + + struct mt76_dev *dev; + + spinlock_t lock; + struct delayed_work reorder_work; + + u16 id; + u16 head; + u16 size; + u16 nframes; + + u8 num; + + u8 started:1, stopped:1, timer_pending:1; + + struct sk_buff *reorder_buf[] __counted_by(size); +}; + +#define MT_TX_CB_DMA_DONE BIT(0) +#define MT_TX_CB_TXS_DONE BIT(1) +#define MT_TX_CB_TXS_FAILED BIT(2) + +#define MT_PACKET_ID_MASK GENMASK(6, 0) +#define MT_PACKET_ID_NO_ACK 0 +#define MT_PACKET_ID_NO_SKB 1 +#define MT_PACKET_ID_WED 2 +#define MT_PACKET_ID_FIRST 3 +#define MT_PACKET_ID_HAS_RATE BIT(7) +/* This is timer for when to give up when waiting for TXS callback, + * with starting time being the time at which the DMA_DONE callback + * was seen (so, we know packet was processed then, it should not take + * long after that for firmware to send the TXS callback if it is going + * to do so.) + */ +#define MT_TX_STATUS_SKB_TIMEOUT (HZ / 4) + +struct mt76_tx_cb { + unsigned long jiffies; + u16 wcid; + u8 pktid; + u8 flags; +}; + +enum { + MT76_STATE_INITIALIZED, + MT76_STATE_REGISTERED, + MT76_STATE_RUNNING, + MT76_STATE_MCU_RUNNING, + MT76_SCANNING, + MT76_HW_SCANNING, + MT76_HW_SCHED_SCANNING, + MT76_RESTART, + MT76_RESET, + MT76_MCU_RESET, + MT76_REMOVED, + MT76_READING_STATS, + MT76_STATE_POWER_OFF, + MT76_STATE_SUSPEND, + MT76_STATE_ROC, + MT76_STATE_PM, + MT76_STATE_WED_RESET, +}; + +enum mt76_sta_event { + MT76_STA_EVENT_ASSOC, + MT76_STA_EVENT_AUTHORIZE, + MT76_STA_EVENT_DISASSOC, +}; + +struct mt76_hw_cap { + bool has_2ghz; + bool has_5ghz; + bool has_6ghz; +}; + +#define MT_DRV_TXWI_NO_FREE BIT(0) +#define MT_DRV_TX_ALIGNED4_SKBS BIT(1) +#define MT_DRV_SW_RX_AIRTIME BIT(2) +#define MT_DRV_RX_DMA_HDR BIT(3) +#define MT_DRV_HW_MGMT_TXQ BIT(4) +#define MT_DRV_AMSDU_OFFLOAD BIT(5) + +struct mt76_driver_ops { + u32 drv_flags; + u32 survey_flags; + u16 txwi_size; + u16 token_size; + u8 mcs_rates; + + unsigned int link_data_size; + + void (*update_survey)(struct mt76_phy *phy); + int (*set_channel)(struct mt76_phy *phy); + + int (*tx_prepare_skb)(struct mt76_dev *dev, void *txwi_ptr, + enum mt76_txq_id qid, struct mt76_wcid *wcid, + struct ieee80211_sta *sta, + struct mt76_tx_info *tx_info); + + void (*tx_complete_skb)(struct mt76_dev *dev, + struct mt76_queue_entry *e); + + bool (*tx_status_data)(struct mt76_dev *dev, u8 *update); + + bool (*rx_check)(struct mt76_dev *dev, void *data, int len); + + void (*rx_skb)(struct mt76_dev *dev, enum mt76_rxq_id q, + struct sk_buff *skb, u32 *info); + + void (*rx_poll_complete)(struct mt76_dev *dev, enum mt76_rxq_id q); + + void (*sta_ps)(struct mt76_dev *dev, struct ieee80211_sta *sta, + bool ps); + + int (*sta_add)(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); + + int (*sta_event)(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, enum mt76_sta_event ev); + + void (*sta_remove)(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); + + int (*vif_link_add)(struct mt76_phy *phy, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct mt76_vif_link *mlink); + + void (*vif_link_remove)(struct mt76_phy *phy, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct mt76_vif_link *mlink); +}; + +struct mt76_channel_state { + u64 cc_active; + u64 cc_busy; + u64 cc_rx; + u64 cc_bss_rx; + u64 cc_tx; + + s8 noise; +}; + +struct mt76_sband { + struct ieee80211_supported_band sband; + struct mt76_channel_state *chan; +}; + +/* addr req mask */ +#define MT_VEND_TYPE_EEPROM BIT(31) +#define MT_VEND_TYPE_CFG BIT(30) +#define MT_VEND_TYPE_MASK (MT_VEND_TYPE_EEPROM | MT_VEND_TYPE_CFG) + +#define MT_VEND_ADDR(type, n) (MT_VEND_TYPE_##type | (n)) +enum mt_vendor_req { + MT_VEND_DEV_MODE = 0x1, + MT_VEND_WRITE = 0x2, + MT_VEND_POWER_ON = 0x4, + MT_VEND_MULTI_WRITE = 0x6, + MT_VEND_MULTI_READ = 0x7, + MT_VEND_READ_EEPROM = 0x9, + MT_VEND_WRITE_FCE = 0x42, + MT_VEND_WRITE_CFG = 0x46, + MT_VEND_READ_CFG = 0x47, + MT_VEND_READ_EXT = 0x63, + MT_VEND_WRITE_EXT = 0x66, + MT_VEND_FEATURE_SET = 0x91, +}; + +enum mt76u_in_ep { + MT_EP_IN_PKT_RX, + MT_EP_IN_CMD_RESP, + __MT_EP_IN_MAX, +}; + +enum mt76u_out_ep { + MT_EP_OUT_INBAND_CMD, + MT_EP_OUT_AC_BE, + MT_EP_OUT_AC_BK, + MT_EP_OUT_AC_VI, + MT_EP_OUT_AC_VO, + MT_EP_OUT_HCCA, + __MT_EP_OUT_MAX, +}; + +struct mt76_mcu { + struct mutex mutex; + u32 msg_seq; + int timeout; + + struct sk_buff_head res_q; + wait_queue_head_t wait; +}; + +#define MT_TX_SG_MAX_SIZE 8 +#define MT_RX_SG_MAX_SIZE 4 +#define MT_NUM_TX_ENTRIES 256 +#define MT_NUM_RX_ENTRIES 128 +#define MCU_RESP_URB_SIZE 1024 +struct mt76_usb { + struct mutex usb_ctrl_mtx; + u8 *data; + u16 data_len; + + struct mt76_worker status_worker; + struct mt76_worker rx_worker; + + struct work_struct stat_work; + + u8 out_ep[__MT_EP_OUT_MAX]; + u8 in_ep[__MT_EP_IN_MAX]; + bool sg_en; + + struct mt76u_mcu { + u8 *data; + /* multiple reads */ + struct mt76_reg_pair *rp; + int rp_len; + u32 base; + } mcu; +}; + +#define MT76S_XMIT_BUF_SZ 0x3fe00 +#define MT76S_NUM_TX_ENTRIES 256 +#define MT76S_NUM_RX_ENTRIES 512 +struct mt76_sdio { + struct mt76_worker txrx_worker; + struct mt76_worker status_worker; + struct mt76_worker net_worker; + struct mt76_worker stat_worker; + + u8 *xmit_buf; + u32 xmit_buf_sz; + + struct sdio_func *func; + void *intr_data; + u8 hw_ver; + wait_queue_head_t wait; + + int pse_mcu_quota_max; + struct { + int pse_data_quota; + int ple_data_quota; + int pse_mcu_quota; + int pse_page_size; + int deficit; + } sched; + + int (*parse_irq)(struct mt76_dev *dev, struct mt76s_intr *intr); +}; + +struct mt76_mmio { + void __iomem *regs; + spinlock_t irq_lock; + u32 irqmask; + + struct mtk_wed_device wed; + struct mtk_wed_device wed_hif2; + struct completion wed_reset; + struct completion wed_reset_complete; +}; + +struct mt76_rx_status { + union { + struct mt76_wcid *wcid; + u16 wcid_idx; + }; + + u32 reorder_time; + + u32 ampdu_ref; + u32 timestamp; + + u8 iv[6]; + + u8 phy_idx:2; + u8 aggr:1; + u8 qos_ctl; + u16 seqno; + + u16 freq; + u32 flag; + u8 enc_flags; + u8 encoding:3, bw:4; + union { + struct { + u8 he_ru:3; + u8 he_gi:2; + u8 he_dcm:1; + }; + struct { + u8 ru:4; + u8 gi:2; + } eht; + }; + + u8 amsdu:1, first_amsdu:1, last_amsdu:1; + u8 rate_idx; + u8 nss:5, band:3; + s8 signal; + u8 chains; + s8 chain_signal[IEEE80211_MAX_CHAINS]; +}; + +struct mt76_freq_range_power { + const struct cfg80211_sar_freq_ranges *range; + s8 power; +}; + +struct mt76_testmode_ops { + int (*set_state)(struct mt76_phy *phy, enum mt76_testmode_state state); + int (*set_params)(struct mt76_phy *phy, struct nlattr **tb, + enum mt76_testmode_state new_state); + int (*dump_stats)(struct mt76_phy *phy, struct sk_buff *msg); +}; + +struct mt76_testmode_data { + enum mt76_testmode_state state; + + u32 param_set[DIV_ROUND_UP(NUM_MT76_TM_ATTRS, 32)]; + struct sk_buff *tx_skb; + + u32 tx_count; + u16 tx_mpdu_len; + + u8 tx_rate_mode; + u8 tx_rate_idx; + u8 tx_rate_nss; + u8 tx_rate_sgi; + u8 tx_rate_ldpc; + u8 tx_rate_stbc; + u8 tx_ltf; + + u8 tx_antenna_mask; + u8 tx_spe_idx; + + u8 tx_duty_cycle; + u32 tx_time; + u32 tx_ipg; + + u32 freq_offset; + + u8 tx_power[4]; + u8 tx_power_control; + + u8 addr[3][ETH_ALEN]; + + u32 tx_pending; + u32 tx_queued; + u16 tx_queued_limit; + u32 tx_done; + struct { + u64 packets[__MT_RXQ_MAX]; + u64 fcs_error[__MT_RXQ_MAX]; + } rx_stats; +}; + +struct mt76_vif_link { + u8 idx; + u8 omac_idx; + u8 band_idx; + u8 wmm_idx; + u8 scan_seq_num; + u8 cipher; + u8 basic_rates_idx; + u8 mcast_rates_idx; + u8 beacon_rates_idx; + bool offchannel; + struct ieee80211_chanctx_conf *ctx; + struct mt76_wcid *wcid; + struct mt76_vif_data *mvif; + struct rcu_head rcu_head; +}; + +struct mt76_vif_data { + struct mt76_vif_link __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS]; + + struct mt76_phy *roc_phy; + u16 valid_links; + u8 deflink_id; +}; + +struct mt76_phy { + struct ieee80211_hw *hw; + struct mt76_dev *dev; + void *priv; + + unsigned long state; + unsigned int num_sta; + u8 band_idx; + + spinlock_t tx_lock; + struct list_head tx_list; + struct mt76_queue *q_tx[__MT_TXQ_MAX]; + + struct cfg80211_chan_def chandef; + struct cfg80211_chan_def main_chandef; + bool offchannel; + bool radar_enabled; + + struct delayed_work roc_work; + struct ieee80211_vif *roc_vif; + struct mt76_vif_link *roc_link; + + struct mt76_chanctx *chanctx; + + struct mt76_channel_state *chan_state; + enum mt76_dfs_state dfs_state; + ktime_t survey_time; + + u32 aggr_stats[32]; + + struct mt76_hw_cap cap; + struct mt76_sband sband_2g; + struct mt76_sband sband_5g; + struct mt76_sband sband_6g; + + u8 macaddr[ETH_ALEN]; + + int txpower_cur; + u8 antenna_mask; + u16 chainmask; + +#ifdef CONFIG_NL80211_TESTMODE + struct mt76_testmode_data test; +#endif + + struct delayed_work mac_work; + u8 mac_work_count; + + struct { + struct sk_buff *head; + struct sk_buff **tail; + u16 seqno; + } rx_amsdu[__MT_RXQ_MAX]; + + struct mt76_freq_range_power *frp; + + struct { + struct led_classdev cdev; + char name[32]; + bool al; + u8 pin; + } leds; +}; + +struct mt76_dev { + struct mt76_phy phy; /* must be first */ + struct mt76_phy *phys[__MT_MAX_BAND]; + struct mt76_phy *band_phys[NUM_NL80211_BANDS]; + + struct ieee80211_hw *hw; + + spinlock_t wed_lock; + spinlock_t lock; + spinlock_t cc_lock; + + u32 cur_cc_bss_rx; + + struct mt76_rx_status rx_ampdu_status; + u32 rx_ampdu_len; + u32 rx_ampdu_ref; + + struct mutex mutex; + + const struct mt76_bus_ops *bus; + const struct mt76_driver_ops *drv; + const struct mt76_mcu_ops *mcu_ops; + struct device *dev; + struct device *dma_dev; + + struct mt76_mcu mcu; + + struct net_device *napi_dev; + struct net_device *tx_napi_dev; + spinlock_t rx_lock; + struct napi_struct napi[__MT_RXQ_MAX]; + struct sk_buff_head rx_skb[__MT_RXQ_MAX]; + struct tasklet_struct irq_tasklet; + + struct list_head txwi_cache; + struct list_head rxwi_cache; + struct mt76_queue *q_mcu[__MT_MCUQ_MAX]; + struct mt76_queue q_rx[__MT_RXQ_MAX]; + const struct mt76_queue_ops *queue_ops; + int tx_dma_idx[4]; + + struct mt76_worker tx_worker; + struct napi_struct tx_napi; + + spinlock_t token_lock; + struct idr token; + u16 wed_token_count; + u16 token_count; + u16 token_size; + + spinlock_t rx_token_lock; + struct idr rx_token; + u16 rx_token_size; + + wait_queue_head_t tx_wait; + /* spinclock used to protect wcid pktid linked list */ + spinlock_t status_lock; + + u32 wcid_mask[DIV_ROUND_UP(MT76_N_WCIDS, 32)]; + + u64 vif_mask; + + struct mt76_wcid global_wcid; + struct mt76_wcid __rcu *wcid[MT76_N_WCIDS]; + struct list_head wcid_list; + + struct list_head sta_poll_list; + spinlock_t sta_poll_lock; + + u32 rev; + + struct tasklet_struct pre_tbtt_tasklet; + int beacon_int; + u8 beacon_mask; + + struct debugfs_blob_wrapper eeprom; + struct debugfs_blob_wrapper otp; + + char alpha2[3]; + enum nl80211_dfs_regions region; + + u32 debugfs_reg; + + u8 csa_complete; + + u32 rxfilter; + + struct delayed_work scan_work; + struct { + struct cfg80211_scan_request *req; + struct ieee80211_channel *chan; + struct ieee80211_vif *vif; + struct mt76_vif_link *mlink; + struct mt76_phy *phy; + int chan_idx; + } scan; + +#ifdef CONFIG_NL80211_TESTMODE + const struct mt76_testmode_ops *test_ops; + struct { + const char *name; + u32 offset; + } test_mtd; +#endif + struct workqueue_struct *wq; + + union { + struct mt76_mmio mmio; + struct mt76_usb usb; + struct mt76_sdio sdio; + }; +}; + +/* per-phy stats. */ +struct mt76_mib_stats { + u32 ack_fail_cnt; + u32 fcs_err_cnt; + u32 rts_cnt; + u32 rts_retries_cnt; + u32 ba_miss_cnt; + u32 tx_bf_cnt; + u32 tx_mu_bf_cnt; + u32 tx_mu_mpdu_cnt; + u32 tx_mu_acked_mpdu_cnt; + u32 tx_su_acked_mpdu_cnt; + u32 tx_bf_ibf_ppdu_cnt; + u32 tx_bf_ebf_ppdu_cnt; + + u32 tx_bf_rx_fb_all_cnt; + u32 tx_bf_rx_fb_eht_cnt; + u32 tx_bf_rx_fb_he_cnt; + u32 tx_bf_rx_fb_vht_cnt; + u32 tx_bf_rx_fb_ht_cnt; + + u32 tx_bf_rx_fb_bw; /* value of last sample, not cumulative */ + u32 tx_bf_rx_fb_nc_cnt; + u32 tx_bf_rx_fb_nr_cnt; + u32 tx_bf_fb_cpl_cnt; + u32 tx_bf_fb_trig_cnt; + + u32 tx_ampdu_cnt; + u32 tx_stop_q_empty_cnt; + u32 tx_mpdu_attempts_cnt; + u32 tx_mpdu_success_cnt; + u32 tx_pkt_ebf_cnt; + u32 tx_pkt_ibf_cnt; + + u32 tx_rwp_fail_cnt; + u32 tx_rwp_need_cnt; + + /* rx stats */ + u32 rx_fifo_full_cnt; + u32 channel_idle_cnt; + u32 primary_cca_busy_time; + u32 secondary_cca_busy_time; + u32 primary_energy_detect_time; + u32 cck_mdrdy_time; + u32 ofdm_mdrdy_time; + u32 green_mdrdy_time; + u32 rx_vector_mismatch_cnt; + u32 rx_delimiter_fail_cnt; + u32 rx_mrdy_cnt; + u32 rx_len_mismatch_cnt; + u32 rx_mpdu_cnt; + u32 rx_ampdu_cnt; + u32 rx_ampdu_bytes_cnt; + u32 rx_ampdu_valid_subframe_cnt; + u32 rx_ampdu_valid_subframe_bytes_cnt; + u32 rx_pfdrop_cnt; + u32 rx_vec_queue_overflow_drop_cnt; + u32 rx_ba_cnt; + + u32 tx_amsdu[8]; + u32 tx_amsdu_cnt; + + /* mcu_muru_stats */ + u32 dl_cck_cnt; + u32 dl_ofdm_cnt; + u32 dl_htmix_cnt; + u32 dl_htgf_cnt; + u32 dl_vht_su_cnt; + u32 dl_vht_2mu_cnt; + u32 dl_vht_3mu_cnt; + u32 dl_vht_4mu_cnt; + u32 dl_he_su_cnt; + u32 dl_he_ext_su_cnt; + u32 dl_he_2ru_cnt; + u32 dl_he_2mu_cnt; + u32 dl_he_3ru_cnt; + u32 dl_he_3mu_cnt; + u32 dl_he_4ru_cnt; + u32 dl_he_4mu_cnt; + u32 dl_he_5to8ru_cnt; + u32 dl_he_9to16ru_cnt; + u32 dl_he_gtr16ru_cnt; + + u32 ul_hetrig_su_cnt; + u32 ul_hetrig_2ru_cnt; + u32 ul_hetrig_3ru_cnt; + u32 ul_hetrig_4ru_cnt; + u32 ul_hetrig_5to8ru_cnt; + u32 ul_hetrig_9to16ru_cnt; + u32 ul_hetrig_gtr16ru_cnt; + u32 ul_hetrig_2mu_cnt; + u32 ul_hetrig_3mu_cnt; + u32 ul_hetrig_4mu_cnt; +}; + +struct mt76_power_limits { + s8 cck[4]; + s8 ofdm[8]; + s8 mcs[4][10]; + s8 ru[7][12]; + s8 eht[16][16]; +}; + +struct mt76_ethtool_worker_info { + u64 *data; + int idx; + int initial_stat_idx; + int worker_stat_count; + int sta_count; +}; + +struct mt76_chanctx { + struct mt76_phy *phy; +}; + +#define CCK_RATE(_idx, _rate) { \ + .bitrate = _rate, \ + .flags = IEEE80211_RATE_SHORT_PREAMBLE, \ + .hw_value = (MT_PHY_TYPE_CCK << 8) | (_idx), \ + .hw_value_short = (MT_PHY_TYPE_CCK << 8) | (4 + _idx), \ +} + +#define OFDM_RATE(_idx, _rate) { \ + .bitrate = _rate, \ + .hw_value = (MT_PHY_TYPE_OFDM << 8) | (_idx), \ + .hw_value_short = (MT_PHY_TYPE_OFDM << 8) | (_idx), \ +} + +extern struct ieee80211_rate mt76_rates[12]; + +#define __mt76_rr(dev, ...) (dev)->bus->rr((dev), __VA_ARGS__) +#define __mt76_wr(dev, ...) (dev)->bus->wr((dev), __VA_ARGS__) +#define __mt76_rmw(dev, ...) (dev)->bus->rmw((dev), __VA_ARGS__) +#define __mt76_wr_copy(dev, ...) (dev)->bus->write_copy((dev), __VA_ARGS__) +#define __mt76_rr_copy(dev, ...) (dev)->bus->read_copy((dev), __VA_ARGS__) + +#define __mt76_set(dev, offset, val) __mt76_rmw(dev, offset, 0, val) +#define __mt76_clear(dev, offset, val) __mt76_rmw(dev, offset, val, 0) + +#define mt76_rr(dev, ...) (dev)->mt76.bus->rr(&((dev)->mt76), __VA_ARGS__) +#define mt76_wr(dev, ...) (dev)->mt76.bus->wr(&((dev)->mt76), __VA_ARGS__) +#define mt76_rmw(dev, ...) (dev)->mt76.bus->rmw(&((dev)->mt76), __VA_ARGS__) +#define mt76_wr_copy(dev, ...) (dev)->mt76.bus->write_copy(&((dev)->mt76), __VA_ARGS__) +#define mt76_rr_copy(dev, ...) (dev)->mt76.bus->read_copy(&((dev)->mt76), __VA_ARGS__) +#define mt76_wr_rp(dev, ...) (dev)->mt76.bus->wr_rp(&((dev)->mt76), __VA_ARGS__) +#define mt76_rd_rp(dev, ...) (dev)->mt76.bus->rd_rp(&((dev)->mt76), __VA_ARGS__) + + +#define mt76_mcu_restart(dev, ...) (dev)->mt76.mcu_ops->mcu_restart(&((dev)->mt76)) + +#define mt76_set(dev, offset, val) mt76_rmw(dev, offset, 0, val) +#define mt76_clear(dev, offset, val) mt76_rmw(dev, offset, val, 0) + +#define mt76_get_field(_dev, _reg, _field) \ + FIELD_GET(_field, mt76_rr(dev, _reg)) + +#define mt76_rmw_field(_dev, _reg, _field, _val) \ + mt76_rmw(_dev, _reg, _field, FIELD_PREP(_field, _val)) + +#define __mt76_rmw_field(_dev, _reg, _field, _val) \ + __mt76_rmw(_dev, _reg, _field, FIELD_PREP(_field, _val)) + +#define mt76_hw(dev) (dev)->mphy.hw + +bool __mt76_poll(struct mt76_dev *dev, u32 offset, u32 mask, u32 val, + int timeout); + +#define mt76_poll(dev, ...) __mt76_poll(&((dev)->mt76), __VA_ARGS__) + +bool ____mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val, + int timeout, int kick); +#define __mt76_poll_msec(...) ____mt76_poll_msec(__VA_ARGS__, 10) +#define mt76_poll_msec(dev, ...) ____mt76_poll_msec(&((dev)->mt76), __VA_ARGS__, 10) +#define mt76_poll_msec_tick(dev, ...) ____mt76_poll_msec(&((dev)->mt76), __VA_ARGS__) + +void mt76_mmio_init(struct mt76_dev *dev, void __iomem *regs); +void mt76_pci_disable_aspm(struct pci_dev *pdev); +bool mt76_pci_aspm_supported(struct pci_dev *pdev); + +static inline u16 mt76_chip(struct mt76_dev *dev) +{ + return dev->rev >> 16; +} + +static inline u16 mt76_rev(struct mt76_dev *dev) +{ + return dev->rev & 0xffff; +} + +void mt76_wed_release_rx_buf(struct mtk_wed_device *wed); +void mt76_wed_offload_disable(struct mtk_wed_device *wed); +void mt76_wed_reset_complete(struct mtk_wed_device *wed); +void mt76_wed_dma_reset(struct mt76_dev *dev); +int mt76_wed_net_setup_tc(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct net_device *netdev, enum tc_setup_type type, + void *type_data); +#ifdef CONFIG_NET_MEDIATEK_SOC_WED +u32 mt76_wed_init_rx_buf(struct mtk_wed_device *wed, int size); +int mt76_wed_offload_enable(struct mtk_wed_device *wed); +int mt76_wed_dma_setup(struct mt76_dev *dev, struct mt76_queue *q, bool reset); +#else +static inline u32 mt76_wed_init_rx_buf(struct mtk_wed_device *wed, int size) +{ + return 0; +} + +static inline int mt76_wed_offload_enable(struct mtk_wed_device *wed) +{ + return 0; +} + +static inline int mt76_wed_dma_setup(struct mt76_dev *dev, struct mt76_queue *q, + bool reset) +{ + return 0; +} +#endif /* CONFIG_NET_MEDIATEK_SOC_WED */ + +#define mt76xx_chip(dev) mt76_chip(&((dev)->mt76)) +#define mt76xx_rev(dev) mt76_rev(&((dev)->mt76)) + +#define mt76_init_queues(dev, ...) (dev)->mt76.queue_ops->init(&((dev)->mt76), __VA_ARGS__) +#define mt76_queue_alloc(dev, ...) (dev)->mt76.queue_ops->alloc(&((dev)->mt76), __VA_ARGS__) +#define mt76_tx_queue_skb_raw(dev, ...) (dev)->mt76.queue_ops->tx_queue_skb_raw(&((dev)->mt76), __VA_ARGS__) +#define mt76_tx_queue_skb(dev, ...) (dev)->mt76.queue_ops->tx_queue_skb(&((dev)->mphy), __VA_ARGS__) +#define mt76_queue_rx_reset(dev, ...) (dev)->mt76.queue_ops->rx_reset(&((dev)->mt76), __VA_ARGS__) +#define mt76_queue_tx_cleanup(dev, ...) (dev)->mt76.queue_ops->tx_cleanup(&((dev)->mt76), __VA_ARGS__) +#define mt76_queue_rx_cleanup(dev, ...) (dev)->mt76.queue_ops->rx_cleanup(&((dev)->mt76), __VA_ARGS__) +#define mt76_queue_kick(dev, ...) (dev)->mt76.queue_ops->kick(&((dev)->mt76), __VA_ARGS__) +#define mt76_queue_reset(dev, ...) (dev)->mt76.queue_ops->reset_q(&((dev)->mt76), __VA_ARGS__) + +#define mt76_for_each_q_rx(dev, i) \ + for (i = 0; i < ARRAY_SIZE((dev)->q_rx); i++) \ + if ((dev)->q_rx[i].ndesc) + + +#define mt76_dereference(p, dev) \ + rcu_dereference_protected(p, lockdep_is_held(&(dev)->mutex)) + +struct mt76_dev *mt76_alloc_device(struct device *pdev, unsigned int size, + const struct ieee80211_ops *ops, + const struct mt76_driver_ops *drv_ops); +int mt76_register_device(struct mt76_dev *dev, bool vht, + struct ieee80211_rate *rates, int n_rates); +void mt76_unregister_device(struct mt76_dev *dev); +void mt76_free_device(struct mt76_dev *dev); +void mt76_unregister_phy(struct mt76_phy *phy); + +struct mt76_phy *mt76_alloc_radio_phy(struct mt76_dev *dev, unsigned int size, + u8 band_idx); +struct mt76_phy *mt76_alloc_phy(struct mt76_dev *dev, unsigned int size, + const struct ieee80211_ops *ops, + u8 band_idx); +int mt76_register_phy(struct mt76_phy *phy, bool vht, + struct ieee80211_rate *rates, int n_rates); + +struct dentry *mt76_register_debugfs_fops(struct mt76_phy *phy, + const struct file_operations *ops); +static inline struct dentry *mt76_register_debugfs(struct mt76_dev *dev) +{ + return mt76_register_debugfs_fops(&dev->phy, NULL); +} + +int mt76_queues_read(struct seq_file *s, void *data); +void mt76_seq_puts_array(struct seq_file *file, const char *str, + s8 *val, int len); + +int mt76_eeprom_init(struct mt76_dev *dev, int len); +void mt76_eeprom_override(struct mt76_phy *phy); +int mt76_get_of_data_from_mtd(struct mt76_dev *dev, void *eep, int offset, int len); +int mt76_get_of_data_from_nvmem(struct mt76_dev *dev, void *eep, + const char *cell_name, int len); + +struct mt76_queue * +mt76_init_queue(struct mt76_dev *dev, int qid, int idx, int n_desc, + int ring_base, void *wed, u32 flags); +static inline int mt76_init_tx_queue(struct mt76_phy *phy, int qid, int idx, + int n_desc, int ring_base, void *wed, + u32 flags) +{ + struct mt76_queue *q; + + q = mt76_init_queue(phy->dev, qid, idx, n_desc, ring_base, wed, flags); + if (IS_ERR(q)) + return PTR_ERR(q); + + phy->q_tx[qid] = q; + + return 0; +} + +static inline int mt76_init_mcu_queue(struct mt76_dev *dev, int qid, int idx, + int n_desc, int ring_base) +{ + struct mt76_queue *q; + + q = mt76_init_queue(dev, qid, idx, n_desc, ring_base, NULL, 0); + if (IS_ERR(q)) + return PTR_ERR(q); + + dev->q_mcu[qid] = q; + + return 0; +} + +static inline struct mt76_phy * +mt76_dev_phy(struct mt76_dev *dev, u8 phy_idx) +{ + if ((phy_idx == MT_BAND1 && dev->phys[phy_idx]) || + (phy_idx == MT_BAND2 && dev->phys[phy_idx])) + return dev->phys[phy_idx]; + + return &dev->phy; +} + +static inline struct ieee80211_hw * +mt76_phy_hw(struct mt76_dev *dev, u8 phy_idx) +{ + return mt76_dev_phy(dev, phy_idx)->hw; +} + +static inline u8 * +mt76_get_txwi_ptr(struct mt76_dev *dev, struct mt76_txwi_cache *t) +{ + return (u8 *)t - dev->drv->txwi_size; +} + +/* increment with wrap-around */ +static inline int mt76_incr(int val, int size) +{ + return (val + 1) & (size - 1); +} + +/* decrement with wrap-around */ +static inline int mt76_decr(int val, int size) +{ + return (val - 1) & (size - 1); +} + +u8 mt76_ac_to_hwq(u8 ac); + +static inline struct ieee80211_txq * +mtxq_to_txq(struct mt76_txq *mtxq) +{ + void *ptr = mtxq; + + return container_of(ptr, struct ieee80211_txq, drv_priv); +} + +static inline struct ieee80211_sta * +wcid_to_sta(struct mt76_wcid *wcid) +{ + void *ptr = wcid; + + if (!wcid || !wcid->sta) + return NULL; + + if (wcid->def_wcid) + ptr = wcid->def_wcid; + + return container_of(ptr, struct ieee80211_sta, drv_priv); +} + +static inline struct mt76_tx_cb *mt76_tx_skb_cb(struct sk_buff *skb) +{ + BUILD_BUG_ON(sizeof(struct mt76_tx_cb) > + sizeof(IEEE80211_SKB_CB(skb)->status.status_driver_data)); + return ((void *)IEEE80211_SKB_CB(skb)->status.status_driver_data); +} + +static inline void *mt76_skb_get_hdr(struct sk_buff *skb) +{ + struct mt76_rx_status mstat; + u8 *data = skb->data; + + /* Alignment concerns */ + BUILD_BUG_ON(sizeof(struct ieee80211_radiotap_he) % 4); + BUILD_BUG_ON(sizeof(struct ieee80211_radiotap_he_mu) % 4); + + mstat = *((struct mt76_rx_status *)skb->cb); + + if (mstat.flag & RX_FLAG_RADIOTAP_HE) + data += sizeof(struct ieee80211_radiotap_he); + if (mstat.flag & RX_FLAG_RADIOTAP_HE_MU) + data += sizeof(struct ieee80211_radiotap_he_mu); + + return data; +} + +static inline void mt76_insert_hdr_pad(struct sk_buff *skb) +{ + int len = ieee80211_get_hdrlen_from_skb(skb); + + if (len % 4 == 0) + return; + + skb_push(skb, 2); + memmove(skb->data, skb->data + 2, len); + + skb->data[len] = 0; + skb->data[len + 1] = 0; +} + +static inline bool mt76_is_skb_pktid(u8 pktid) +{ + if (pktid & MT_PACKET_ID_HAS_RATE) + return false; + + return pktid >= MT_PACKET_ID_FIRST; +} + +static inline u8 mt76_tx_power_nss_delta(u8 nss) +{ + static const u8 nss_delta[4] = { 0, 6, 9, 12 }; + u8 idx = nss - 1; + + return (idx < ARRAY_SIZE(nss_delta)) ? nss_delta[idx] : 0; +} + +static inline bool mt76_testmode_enabled(struct mt76_phy *phy) +{ +#ifdef CONFIG_NL80211_TESTMODE + return phy->test.state != MT76_TM_STATE_OFF; +#else + return false; +#endif +} + +static inline bool mt76_is_testmode_skb(struct mt76_dev *dev, + struct sk_buff *skb, + struct ieee80211_hw **hw) +{ +#ifdef CONFIG_NL80211_TESTMODE + int i; + + for (i = 0; i < ARRAY_SIZE(dev->phys); i++) { + struct mt76_phy *phy = dev->phys[i]; + + if (phy && skb == phy->test.tx_skb) { + *hw = dev->phys[i]->hw; + return true; + } + } + return false; +#else + return false; +#endif +} + +void mt76_rx(struct mt76_dev *dev, enum mt76_rxq_id q, struct sk_buff *skb); +void mt76_tx(struct mt76_phy *dev, struct ieee80211_sta *sta, + struct mt76_wcid *wcid, struct sk_buff *skb); +void mt76_wake_tx_queue(struct ieee80211_hw *hw, struct ieee80211_txq *txq); +void mt76_stop_tx_queues(struct mt76_phy *phy, struct ieee80211_sta *sta, + bool send_bar); +void mt76_tx_check_agg_ssn(struct ieee80211_sta *sta, struct sk_buff *skb); +void mt76_txq_schedule(struct mt76_phy *phy, enum mt76_txq_id qid); +void mt76_txq_schedule_all(struct mt76_phy *phy); +void mt76_tx_worker_run(struct mt76_dev *dev); +void mt76_tx_worker(struct mt76_worker *w); +void mt76_release_buffered_frames(struct ieee80211_hw *hw, + struct ieee80211_sta *sta, + u16 tids, int nframes, + enum ieee80211_frame_release_type reason, + bool more_data); +bool mt76_has_tx_pending(struct mt76_phy *phy); +int mt76_update_channel(struct mt76_phy *phy); +void mt76_update_survey(struct mt76_phy *phy); +void mt76_update_survey_active_time(struct mt76_phy *phy, ktime_t time); +int mt76_get_survey(struct ieee80211_hw *hw, int idx, + struct survey_info *survey); +int mt76_rx_signal(u8 chain_mask, s8 *chain_signal); +void mt76_set_stream_caps(struct mt76_phy *phy, bool vht); + +int mt76_rx_aggr_start(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tid, + u16 ssn, u16 size); +void mt76_rx_aggr_stop(struct mt76_dev *dev, struct mt76_wcid *wcid, u8 tid); + +void mt76_wcid_key_setup(struct mt76_dev *dev, struct mt76_wcid *wcid, + struct ieee80211_key_conf *key); + +void mt76_tx_status_lock(struct mt76_dev *dev, struct sk_buff_head *list) + __acquires(&dev->status_lock); +void mt76_tx_status_unlock(struct mt76_dev *dev, struct sk_buff_head *list) + __releases(&dev->status_lock); + +int mt76_tx_status_skb_add(struct mt76_dev *dev, struct mt76_wcid *wcid, + struct sk_buff *skb); +struct sk_buff *mt76_tx_status_skb_get(struct mt76_dev *dev, + struct mt76_wcid *wcid, int pktid, + struct sk_buff_head *list); +void mt76_tx_status_skb_done(struct mt76_dev *dev, struct sk_buff *skb, + struct sk_buff_head *list); +void __mt76_tx_complete_skb(struct mt76_dev *dev, u16 wcid, struct sk_buff *skb, + struct list_head *free_list); +static inline void +mt76_tx_complete_skb(struct mt76_dev *dev, u16 wcid, struct sk_buff *skb) +{ + __mt76_tx_complete_skb(dev, wcid, skb, NULL); +} + +void mt76_tx_status_check(struct mt76_dev *dev, bool flush); +int mt76_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + enum ieee80211_sta_state old_state, + enum ieee80211_sta_state new_state); +void __mt76_sta_remove(struct mt76_phy *phy, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); +void mt76_sta_pre_rcu_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); + +int mt76_get_min_avg_rssi(struct mt76_dev *dev, u8 phy_idx); + +int mt76_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, int *dbm); +int mt76_init_sar_power(struct ieee80211_hw *hw, + const struct cfg80211_sar_specs *sar); +int mt76_get_sar_power(struct mt76_phy *phy, + struct ieee80211_channel *chan, + int power); + +void mt76_csa_check(struct mt76_dev *dev); +void mt76_csa_finish(struct mt76_dev *dev); + +int mt76_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant); +int mt76_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, bool set); +void mt76_insert_ccmp_hdr(struct sk_buff *skb, u8 key_id); +int mt76_get_rate(struct mt76_dev *dev, + struct ieee80211_supported_band *sband, + int idx, bool cck); +int mt76_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_scan_request *hw_req); +void mt76_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif); +void mt76_sw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + const u8 *mac); +void mt76_sw_scan_complete(struct ieee80211_hw *hw, + struct ieee80211_vif *vif); +enum mt76_dfs_state mt76_phy_dfs_state(struct mt76_phy *phy); +int mt76_add_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *conf); +void mt76_remove_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *conf); +void mt76_change_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *conf, + u32 changed); +int mt76_assign_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_chanctx_conf *conf); +void mt76_unassign_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_chanctx_conf *conf); +int mt76_switch_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif_chanctx_switch *vifs, + int n_vifs, + enum ieee80211_chanctx_switch_mode mode); +int mt76_remain_on_channel(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_channel *chan, int duration, + enum ieee80211_roc_type type); +int mt76_cancel_remain_on_channel(struct ieee80211_hw *hw, + struct ieee80211_vif *vif); +int mt76_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + void *data, int len); +int mt76_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *skb, + struct netlink_callback *cb, void *data, int len); +int mt76_testmode_set_state(struct mt76_phy *phy, enum mt76_testmode_state state); +int mt76_testmode_alloc_skb(struct mt76_phy *phy, u32 len); + +static inline void mt76_testmode_reset(struct mt76_phy *phy, bool disable) +{ +#ifdef CONFIG_NL80211_TESTMODE + enum mt76_testmode_state state = MT76_TM_STATE_IDLE; + + if (disable || phy->test.state == MT76_TM_STATE_OFF) + state = MT76_TM_STATE_OFF; + + mt76_testmode_set_state(phy, state); +#endif +} + + +/* internal */ +static inline struct ieee80211_hw * +mt76_tx_status_get_hw(struct mt76_dev *dev, struct sk_buff *skb) +{ + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + u8 phy_idx = (info->hw_queue & MT_TX_HW_QUEUE_PHY) >> 2; + struct ieee80211_hw *hw = mt76_phy_hw(dev, phy_idx); + + info->hw_queue &= ~MT_TX_HW_QUEUE_PHY; + + return hw; +} + +void mt76_put_txwi(struct mt76_dev *dev, struct mt76_txwi_cache *t); +void mt76_put_rxwi(struct mt76_dev *dev, struct mt76_txwi_cache *t); +struct mt76_txwi_cache *mt76_get_rxwi(struct mt76_dev *dev); +void mt76_free_pending_rxwi(struct mt76_dev *dev); +void mt76_rx_complete(struct mt76_dev *dev, struct sk_buff_head *frames, + struct napi_struct *napi); +void mt76_rx_poll_complete(struct mt76_dev *dev, enum mt76_rxq_id q, + struct napi_struct *napi); +void mt76_rx_aggr_reorder(struct sk_buff *skb, struct sk_buff_head *frames); +void mt76_testmode_tx_pending(struct mt76_phy *phy); +void mt76_queue_tx_complete(struct mt76_dev *dev, struct mt76_queue *q, + struct mt76_queue_entry *e); +int __mt76_set_channel(struct mt76_phy *phy, struct cfg80211_chan_def *chandef, + bool offchannel); +int mt76_set_channel(struct mt76_phy *phy, struct cfg80211_chan_def *chandef, + bool offchannel); +void mt76_scan_work(struct work_struct *work); +void mt76_abort_scan(struct mt76_dev *dev); +void mt76_roc_complete_work(struct work_struct *work); +void mt76_abort_roc(struct mt76_phy *phy); +struct mt76_vif_link *mt76_get_vif_phy_link(struct mt76_phy *phy, + struct ieee80211_vif *vif); +void mt76_put_vif_phy_link(struct mt76_phy *phy, struct ieee80211_vif *vif, + struct mt76_vif_link *mlink); + +/* usb */ +static inline bool mt76u_urb_error(struct urb *urb) +{ + return urb->status && + urb->status != -ECONNRESET && + urb->status != -ESHUTDOWN && + urb->status != -ENOENT; +} + +static inline int +mt76u_bulk_msg(struct mt76_dev *dev, void *data, int len, int *actual_len, + int timeout, int ep) +{ + struct usb_interface *uintf = to_usb_interface(dev->dev); + struct usb_device *udev = interface_to_usbdev(uintf); + struct mt76_usb *usb = &dev->usb; + unsigned int pipe; + + if (actual_len) + pipe = usb_rcvbulkpipe(udev, usb->in_ep[ep]); + else + pipe = usb_sndbulkpipe(udev, usb->out_ep[ep]); + + return usb_bulk_msg(udev, pipe, data, len, actual_len, timeout); +} + +void mt76_ethtool_page_pool_stats(struct mt76_dev *dev, u64 *data, int *index); +void mt76_ethtool_worker(struct mt76_ethtool_worker_info *wi, + struct mt76_sta_stats *stats, bool eht); +int mt76_skb_adjust_pad(struct sk_buff *skb, int pad); +int __mt76u_vendor_request(struct mt76_dev *dev, u8 req, u8 req_type, + u16 val, u16 offset, void *buf, size_t len); +int mt76u_vendor_request(struct mt76_dev *dev, u8 req, + u8 req_type, u16 val, u16 offset, + void *buf, size_t len); +void mt76u_single_wr(struct mt76_dev *dev, const u8 req, + const u16 offset, const u32 val); +void mt76u_read_copy(struct mt76_dev *dev, u32 offset, + void *data, int len); +u32 ___mt76u_rr(struct mt76_dev *dev, u8 req, u8 req_type, u32 addr); +void ___mt76u_wr(struct mt76_dev *dev, u8 req, u8 req_type, + u32 addr, u32 val); +int __mt76u_init(struct mt76_dev *dev, struct usb_interface *intf, + struct mt76_bus_ops *ops); +int mt76u_init(struct mt76_dev *dev, struct usb_interface *intf); +int mt76u_alloc_mcu_queue(struct mt76_dev *dev); +int mt76u_alloc_queues(struct mt76_dev *dev); +void mt76u_stop_tx(struct mt76_dev *dev); +void mt76u_stop_rx(struct mt76_dev *dev); +int mt76u_resume_rx(struct mt76_dev *dev); +void mt76u_queues_deinit(struct mt76_dev *dev); + +int mt76s_init(struct mt76_dev *dev, struct sdio_func *func, + const struct mt76_bus_ops *bus_ops); +int mt76s_alloc_rx_queue(struct mt76_dev *dev, enum mt76_rxq_id qid); +int mt76s_alloc_tx(struct mt76_dev *dev); +void mt76s_deinit(struct mt76_dev *dev); +void mt76s_sdio_irq(struct sdio_func *func); +void mt76s_txrx_worker(struct mt76_sdio *sdio); +bool mt76s_txqs_empty(struct mt76_dev *dev); +int mt76s_hw_init(struct mt76_dev *dev, struct sdio_func *func, + int hw_ver); +u32 mt76s_rr(struct mt76_dev *dev, u32 offset); +void mt76s_wr(struct mt76_dev *dev, u32 offset, u32 val); +u32 mt76s_rmw(struct mt76_dev *dev, u32 offset, u32 mask, u32 val); +u32 mt76s_read_pcr(struct mt76_dev *dev); +void mt76s_write_copy(struct mt76_dev *dev, u32 offset, + const void *data, int len); +void mt76s_read_copy(struct mt76_dev *dev, u32 offset, + void *data, int len); +int mt76s_wr_rp(struct mt76_dev *dev, u32 base, + const struct mt76_reg_pair *data, + int len); +int mt76s_rd_rp(struct mt76_dev *dev, u32 base, + struct mt76_reg_pair *data, int len); + +struct sk_buff * +__mt76_mcu_msg_alloc(struct mt76_dev *dev, const void *data, + int len, int data_len, gfp_t gfp); +static inline struct sk_buff * +mt76_mcu_msg_alloc(struct mt76_dev *dev, const void *data, + int data_len) +{ + return __mt76_mcu_msg_alloc(dev, data, data_len, data_len, GFP_KERNEL); +} + +void mt76_mcu_rx_event(struct mt76_dev *dev, struct sk_buff *skb); +struct sk_buff *mt76_mcu_get_response(struct mt76_dev *dev, + unsigned long expires); +int mt76_mcu_send_and_get_msg(struct mt76_dev *dev, int cmd, const void *data, + int len, bool wait_resp, struct sk_buff **ret); +int mt76_mcu_skb_send_and_get_msg(struct mt76_dev *dev, struct sk_buff *skb, + int cmd, bool wait_resp, struct sk_buff **ret); +int __mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data, + int len, int max_len); +static inline int +mt76_mcu_send_firmware(struct mt76_dev *dev, int cmd, const void *data, + int len) +{ + int max_len = 4096 - dev->mcu_ops->headroom; + + return __mt76_mcu_send_firmware(dev, cmd, data, len, max_len); +} + +static inline int +mt76_mcu_send_msg(struct mt76_dev *dev, int cmd, const void *data, int len, + bool wait_resp) +{ + return mt76_mcu_send_and_get_msg(dev, cmd, data, len, wait_resp, NULL); +} + +static inline int +mt76_mcu_skb_send_msg(struct mt76_dev *dev, struct sk_buff *skb, int cmd, + bool wait_resp) +{ + return mt76_mcu_skb_send_and_get_msg(dev, skb, cmd, wait_resp, NULL); +} + +void mt76_set_irq_mask(struct mt76_dev *dev, u32 addr, u32 clear, u32 set); + +struct device_node * +mt76_find_power_limits_node(struct mt76_dev *dev); +struct device_node * +mt76_find_channel_node(struct device_node *np, struct ieee80211_channel *chan); + +s8 mt76_get_rate_power_limits(struct mt76_phy *phy, + struct ieee80211_channel *chan, + struct mt76_power_limits *dest, + s8 target_power); + +static inline bool mt76_queue_is_rx(struct mt76_dev *dev, struct mt76_queue *q) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(dev->q_rx); i++) { + if (q == &dev->q_rx[i]) + return true; + } + + return false; +} + +static inline bool mt76_queue_is_wed_tx_free(struct mt76_queue *q) +{ + return (q->flags & MT_QFLAG_WED) && + FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_TXFREE; +} + +static inline bool mt76_queue_is_wed_rro(struct mt76_queue *q) +{ + return q->flags & MT_QFLAG_WED_RRO; +} + +static inline bool mt76_queue_is_wed_rro_ind(struct mt76_queue *q) +{ + return mt76_queue_is_wed_rro(q) && + FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_RRO_Q_IND; +} + +static inline bool mt76_queue_is_wed_rro_data(struct mt76_queue *q) +{ + return mt76_queue_is_wed_rro(q) && + (FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_RRO_Q_DATA || + FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_RRO_Q_MSDU_PG); +} + +static inline bool mt76_queue_is_wed_rx(struct mt76_queue *q) +{ + if (!(q->flags & MT_QFLAG_WED)) + return false; + + return FIELD_GET(MT_QFLAG_WED_TYPE, q->flags) == MT76_WED_Q_RX || + mt76_queue_is_wed_rro_ind(q) || mt76_queue_is_wed_rro_data(q); + +} + +struct mt76_txwi_cache * +mt76_token_release(struct mt76_dev *dev, int token, bool *wake); +int mt76_token_consume(struct mt76_dev *dev, struct mt76_txwi_cache **ptxwi); +void __mt76_set_tx_blocked(struct mt76_dev *dev, bool blocked); +struct mt76_txwi_cache *mt76_rx_token_release(struct mt76_dev *dev, int token); +int mt76_rx_token_consume(struct mt76_dev *dev, void *ptr, + struct mt76_txwi_cache *r, dma_addr_t phys); +int mt76_create_page_pool(struct mt76_dev *dev, struct mt76_queue *q); +static inline void mt76_put_page_pool_buf(void *buf, bool allow_direct) +{ + struct page *page = virt_to_head_page(buf); + + page_pool_put_full_page(page->pp, page, allow_direct); +} + +static inline void * +mt76_get_page_pool_buf(struct mt76_queue *q, u32 *offset, u32 size) +{ + struct page *page; + + page = page_pool_dev_alloc_frag(q->page_pool, offset, size); + if (!page) + return NULL; + + return page_address(page) + *offset; +} + +static inline void mt76_set_tx_blocked(struct mt76_dev *dev, bool blocked) +{ + spin_lock_bh(&dev->token_lock); + __mt76_set_tx_blocked(dev, blocked); + spin_unlock_bh(&dev->token_lock); +} + +static inline int +mt76_token_get(struct mt76_dev *dev, struct mt76_txwi_cache **ptxwi) +{ + int token; + + spin_lock_bh(&dev->token_lock); + token = idr_alloc(&dev->token, *ptxwi, 0, dev->token_size, GFP_ATOMIC); + spin_unlock_bh(&dev->token_lock); + + return token; +} + +static inline struct mt76_txwi_cache * +mt76_token_put(struct mt76_dev *dev, int token) +{ + struct mt76_txwi_cache *txwi; + + spin_lock_bh(&dev->token_lock); + txwi = idr_remove(&dev->token, token); + spin_unlock_bh(&dev->token_lock); + + return txwi; +} + +void mt76_wcid_init(struct mt76_wcid *wcid, u8 band_idx); +void mt76_wcid_cleanup(struct mt76_dev *dev, struct mt76_wcid *wcid); +void mt76_wcid_add_poll(struct mt76_dev *dev, struct mt76_wcid *wcid); + +static inline void +mt76_vif_init(struct ieee80211_vif *vif, struct mt76_vif_data *mvif) +{ + struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv; + + mlink->mvif = mvif; + rcu_assign_pointer(mvif->link[0], mlink); +} + +void mt76_vif_cleanup(struct mt76_dev *dev, struct ieee80211_vif *vif); + +static inline struct mt76_vif_link * +mt76_vif_link(struct mt76_dev *dev, struct ieee80211_vif *vif, int link_id) +{ + struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv; + struct mt76_vif_data *mvif = mlink->mvif; + + return mt76_dereference(mvif->link[link_id], dev); +} + +static inline struct mt76_vif_link * +mt76_vif_conf_link(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf) +{ + struct mt76_vif_link *mlink = (struct mt76_vif_link *)vif->drv_priv; + struct mt76_vif_data *mvif = mlink->mvif; + + if (link_conf == &vif->bss_conf) + return mlink; + + return mt76_dereference(mvif->link[link_conf->link_id], dev); +} + +static inline struct mt76_phy * +mt76_vif_link_phy(struct mt76_vif_link *mlink) +{ + struct mt76_chanctx *ctx; + + if (!mlink->ctx) + return NULL; + + ctx = (struct mt76_chanctx *)mlink->ctx->drv_priv; + + return ctx->phy; +} + +#endif diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c.orig b/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c.orig new file mode 100644 index 000000000000..ee5177fd6dde --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c.orig @@ -0,0 +1,1196 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2020 MediaTek Inc. */ + +#include "mt76_connac.h" +#include "mt76_connac2_mac.h" +#include "dma.h" + +#define HE_BITS(f) cpu_to_le16(IEEE80211_RADIOTAP_HE_##f) +#define HE_PREP(f, m, v) le16_encode_bits(le32_get_bits(v, MT_CRXV_HE_##m),\ + IEEE80211_RADIOTAP_HE_##f) + +void mt76_connac_gen_ppe_thresh(u8 *he_ppet, int nss) +{ + static const u8 ppet16_ppet8_ru3_ru0[] = { 0x1c, 0xc7, 0x71 }; + u8 i, ppet_bits, ppet_size, ru_bit_mask = 0x7; /* HE80 */ + + he_ppet[0] = FIELD_PREP(IEEE80211_PPE_THRES_NSS_MASK, nss - 1) | + FIELD_PREP(IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK, + ru_bit_mask); + + ppet_bits = IEEE80211_PPE_THRES_INFO_PPET_SIZE * + nss * hweight8(ru_bit_mask) * 2; + ppet_size = DIV_ROUND_UP(ppet_bits, 8); + + for (i = 0; i < ppet_size - 1; i++) + he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3]; + + he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3] & + (0xff >> (8 - (ppet_bits - 1) % 8)); +} +EXPORT_SYMBOL_GPL(mt76_connac_gen_ppe_thresh); + +int mt76_connac_pm_wake(struct mt76_phy *phy, struct mt76_connac_pm *pm) +{ + struct mt76_dev *dev = phy->dev; + + if (mt76_is_usb(dev)) + return 0; + + cancel_delayed_work_sync(&pm->ps_work); + if (!test_bit(MT76_STATE_PM, &phy->state)) + return 0; + + if (pm->suspended) + return 0; + + queue_work(dev->wq, &pm->wake_work); + if (!wait_event_timeout(pm->wait, + !test_bit(MT76_STATE_PM, &phy->state), + 3 * HZ)) { + ieee80211_wake_queues(phy->hw); + return -ETIMEDOUT; + } + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_connac_pm_wake); + +void mt76_connac_power_save_sched(struct mt76_phy *phy, + struct mt76_connac_pm *pm) +{ + struct mt76_dev *dev = phy->dev; + + if (mt76_is_usb(dev)) + return; + + if (!pm->enable) + return; + + if (pm->suspended) + return; + + pm->last_activity = jiffies; + + if (!test_bit(MT76_STATE_PM, &phy->state)) { + cancel_delayed_work(&phy->mac_work); + queue_delayed_work(dev->wq, &pm->ps_work, pm->idle_timeout); + } +} +EXPORT_SYMBOL_GPL(mt76_connac_power_save_sched); + +void mt76_connac_free_pending_tx_skbs(struct mt76_connac_pm *pm, + struct mt76_wcid *wcid) +{ + int i; + + spin_lock_bh(&pm->txq_lock); + for (i = 0; i < IEEE80211_NUM_ACS; i++) { + if (wcid && pm->tx_q[i].wcid != wcid) + continue; + + dev_kfree_skb(pm->tx_q[i].skb); + pm->tx_q[i].skb = NULL; + } + spin_unlock_bh(&pm->txq_lock); +} +EXPORT_SYMBOL_GPL(mt76_connac_free_pending_tx_skbs); + +void mt76_connac_pm_queue_skb(struct ieee80211_hw *hw, + struct mt76_connac_pm *pm, + struct mt76_wcid *wcid, + struct sk_buff *skb) +{ + int qid = skb_get_queue_mapping(skb); + struct mt76_phy *phy = hw->priv; + + spin_lock_bh(&pm->txq_lock); + if (!pm->tx_q[qid].skb) { + ieee80211_stop_queues(hw); + pm->tx_q[qid].wcid = wcid; + pm->tx_q[qid].skb = skb; + queue_work(phy->dev->wq, &pm->wake_work); + } else { + dev_kfree_skb(skb); + } + spin_unlock_bh(&pm->txq_lock); +} +EXPORT_SYMBOL_GPL(mt76_connac_pm_queue_skb); + +void mt76_connac_pm_dequeue_skbs(struct mt76_phy *phy, + struct mt76_connac_pm *pm) +{ + int i; + + spin_lock_bh(&pm->txq_lock); + for (i = 0; i < IEEE80211_NUM_ACS; i++) { + struct mt76_wcid *wcid = pm->tx_q[i].wcid; + struct ieee80211_sta *sta = NULL; + + if (!pm->tx_q[i].skb) + continue; + + if (wcid && wcid->sta) + sta = container_of((void *)wcid, struct ieee80211_sta, + drv_priv); + + mt76_tx(phy, sta, wcid, pm->tx_q[i].skb); + pm->tx_q[i].skb = NULL; + } + spin_unlock_bh(&pm->txq_lock); + + mt76_worker_schedule(&phy->dev->tx_worker); +} +EXPORT_SYMBOL_GPL(mt76_connac_pm_dequeue_skbs); + +void mt76_connac_tx_complete_skb(struct mt76_dev *mdev, + struct mt76_queue_entry *e) +{ + if (!e->txwi) { + dev_kfree_skb_any(e->skb); + return; + } + + /* error path */ + if (e->skb == DMA_DUMMY_DATA) { + struct mt76_connac_txp_common *txp; + struct mt76_txwi_cache *t; + u16 token; + + txp = mt76_connac_txwi_to_txp(mdev, e->txwi); + if (is_mt76_fw_txp(mdev)) + token = le16_to_cpu(txp->fw.token); + else + token = le16_to_cpu(txp->hw.msdu_id[0]) & + ~MT_MSDU_ID_VALID; + + t = mt76_token_put(mdev, token); + e->skb = t ? t->skb : NULL; + } + + if (e->skb) + mt76_tx_complete_skb(mdev, e->wcid, e->skb); +} +EXPORT_SYMBOL_GPL(mt76_connac_tx_complete_skb); + +void mt76_connac_write_hw_txp(struct mt76_dev *dev, + struct mt76_tx_info *tx_info, + void *txp_ptr, u32 id) +{ + struct mt76_connac_hw_txp *txp = txp_ptr; + struct mt76_connac_txp_ptr *ptr = &txp->ptr[0]; + int i, nbuf = tx_info->nbuf - 1; + u32 last_mask; + + tx_info->buf[0].len = MT_TXD_SIZE + sizeof(*txp); + tx_info->nbuf = 1; + + txp->msdu_id[0] = cpu_to_le16(id | MT_MSDU_ID_VALID); + + if (is_mt7663(dev) || is_mt7921(dev)) + last_mask = MT_TXD_LEN_LAST; + else + last_mask = MT_TXD_LEN_AMSDU_LAST | + MT_TXD_LEN_MSDU_LAST; + + for (i = 0; i < nbuf; i++) { + u16 len = tx_info->buf[i + 1].len & MT_TXD_LEN_MASK; + u32 addr = tx_info->buf[i + 1].addr; + + if (i == nbuf - 1) + len |= last_mask; + + if (i & 1) { + ptr->buf1 = cpu_to_le32(addr); + ptr->len1 = cpu_to_le16(len); + ptr++; + } else { + ptr->buf0 = cpu_to_le32(addr); + ptr->len0 = cpu_to_le16(len); + } + } +} +EXPORT_SYMBOL_GPL(mt76_connac_write_hw_txp); + +static void +mt76_connac_txp_skb_unmap_fw(struct mt76_dev *mdev, + struct mt76_connac_fw_txp *txp) +{ + struct device *dev = is_connac_v1(mdev) ? mdev->dev : mdev->dma_dev; + int i; + + for (i = 0; i < txp->nbuf; i++) + dma_unmap_single(dev, le32_to_cpu(txp->buf[i]), + le16_to_cpu(txp->len[i]), DMA_TO_DEVICE); +} + +static void +mt76_connac_txp_skb_unmap_hw(struct mt76_dev *dev, + struct mt76_connac_hw_txp *txp) +{ + u32 last_mask; + int i; + + if (is_mt7663(dev) || is_mt7921(dev)) + last_mask = MT_TXD_LEN_LAST; + else + last_mask = MT_TXD_LEN_MSDU_LAST; + + for (i = 0; i < ARRAY_SIZE(txp->ptr); i++) { + struct mt76_connac_txp_ptr *ptr = &txp->ptr[i]; + bool last; + u16 len; + + len = le16_to_cpu(ptr->len0); + last = len & last_mask; + len &= MT_TXD_LEN_MASK; + dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf0), len, + DMA_TO_DEVICE); + if (last) + break; + + len = le16_to_cpu(ptr->len1); + last = len & last_mask; + len &= MT_TXD_LEN_MASK; + dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf1), len, + DMA_TO_DEVICE); + if (last) + break; + } +} + +void mt76_connac_txp_skb_unmap(struct mt76_dev *dev, + struct mt76_txwi_cache *t) +{ + struct mt76_connac_txp_common *txp; + + txp = mt76_connac_txwi_to_txp(dev, t); + if (is_mt76_fw_txp(dev)) + mt76_connac_txp_skb_unmap_fw(dev, &txp->fw); + else + mt76_connac_txp_skb_unmap_hw(dev, &txp->hw); +} +EXPORT_SYMBOL_GPL(mt76_connac_txp_skb_unmap); + +int mt76_connac_init_tx_queues(struct mt76_phy *phy, int idx, int n_desc, + int ring_base, u32 flags) +{ + int i, err; + + err = mt76_init_tx_queue(phy, 0, idx, n_desc, ring_base, flags); + if (err < 0) + return err; + + for (i = 1; i <= MT_TXQ_PSD; i++) + phy->q_tx[i] = phy->q_tx[0]; + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_connac_init_tx_queues); + +#define __bitrate_mask_check(_mcs, _mode) \ +({ \ + u8 i = 0; \ + for (nss = 0; i < ARRAY_SIZE(mask->control[band]._mcs); i++) { \ + if (!mask->control[band]._mcs[i]) \ + continue; \ + if (hweight16(mask->control[band]._mcs[i]) == 1) { \ + mode = MT_PHY_TYPE_##_mode; \ + rateidx = ffs(mask->control[band]._mcs[i]) - 1; \ + if (mode == MT_PHY_TYPE_HT) \ + rateidx += 8 * i; \ + else \ + nss = i + 1; \ + goto out; \ + } \ + } \ +}) + +u16 mt76_connac2_mac_tx_rate_val(struct mt76_phy *mphy, + struct ieee80211_vif *vif, + bool beacon, bool mcast) +{ + u8 nss = 0, mode = 0, band = mphy->chandef.chan->band; + int rateidx = 0, mcast_rate; + + if (!vif) + goto legacy; + + if (is_mt7921(mphy->dev)) { + rateidx = ffs(vif->bss_conf.basic_rates) - 1; + goto legacy; + } + + if (beacon) { + struct cfg80211_bitrate_mask *mask; + + mask = &vif->bss_conf.beacon_tx_rate; + + __bitrate_mask_check(he_mcs, HE_SU); + __bitrate_mask_check(vht_mcs, VHT); + __bitrate_mask_check(ht_mcs, HT); + + if (hweight32(mask->control[band].legacy) == 1) { + rateidx = ffs(mask->control[band].legacy) - 1; + goto legacy; + } + } + + mcast_rate = vif->bss_conf.mcast_rate[band]; + if (mcast && mcast_rate > 0) + rateidx = mcast_rate - 1; + else + rateidx = ffs(vif->bss_conf.basic_rates) - 1; + +legacy: + rateidx = mt76_calculate_default_rate(mphy, rateidx); + mode = rateidx >> 8; + rateidx &= GENMASK(7, 0); +out: + return FIELD_PREP(MT_TX_RATE_NSS, nss) | + FIELD_PREP(MT_TX_RATE_IDX, rateidx) | + FIELD_PREP(MT_TX_RATE_MODE, mode); +} +EXPORT_SYMBOL_GPL(mt76_connac2_mac_tx_rate_val); + +static void +mt76_connac2_mac_write_txwi_8023(__le32 *txwi, struct sk_buff *skb, + struct mt76_wcid *wcid) +{ + u8 tid = skb->priority & IEEE80211_QOS_CTL_TID_MASK; + u8 fc_type, fc_stype; + u16 ethertype; + bool wmm = false; + u32 val; + + if (wcid->sta) { + struct ieee80211_sta *sta; + + sta = container_of((void *)wcid, struct ieee80211_sta, drv_priv); + wmm = sta->wme; + } + + val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_802_3) | + FIELD_PREP(MT_TXD1_TID, tid); + + ethertype = get_unaligned_be16(&skb->data[12]); + if (ethertype >= ETH_P_802_3_MIN) + val |= MT_TXD1_ETH_802_3; + + txwi[1] |= cpu_to_le32(val); + + fc_type = IEEE80211_FTYPE_DATA >> 2; + fc_stype = wmm ? IEEE80211_STYPE_QOS_DATA >> 4 : 0; + + val = FIELD_PREP(MT_TXD2_FRAME_TYPE, fc_type) | + FIELD_PREP(MT_TXD2_SUB_TYPE, fc_stype); + + txwi[2] |= cpu_to_le32(val); + + val = FIELD_PREP(MT_TXD7_TYPE, fc_type) | + FIELD_PREP(MT_TXD7_SUB_TYPE, fc_stype); + + txwi[7] |= cpu_to_le32(val); +} + +static void +mt76_connac2_mac_write_txwi_80211(struct mt76_dev *dev, __le32 *txwi, + struct sk_buff *skb, + struct ieee80211_key_conf *key) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data; + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + bool multicast = is_multicast_ether_addr(hdr->addr1); + u8 tid = skb->priority & IEEE80211_QOS_CTL_TID_MASK; + __le16 fc = hdr->frame_control; + u8 fc_type, fc_stype; + u32 val; + + if (ieee80211_is_action(fc) && + mgmt->u.action.category == WLAN_CATEGORY_BACK && + mgmt->u.action.u.addba_req.action_code == WLAN_ACTION_ADDBA_REQ) { + u16 capab = le16_to_cpu(mgmt->u.action.u.addba_req.capab); + + txwi[5] |= cpu_to_le32(MT_TXD5_ADD_BA); + tid = (capab >> 2) & IEEE80211_QOS_CTL_TID_MASK; + } else if (ieee80211_is_back_req(hdr->frame_control)) { + struct ieee80211_bar *bar = (struct ieee80211_bar *)hdr; + u16 control = le16_to_cpu(bar->control); + + tid = FIELD_GET(IEEE80211_BAR_CTRL_TID_INFO_MASK, control); + } + + val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_802_11) | + FIELD_PREP(MT_TXD1_HDR_INFO, + ieee80211_get_hdrlen_from_skb(skb) / 2) | + FIELD_PREP(MT_TXD1_TID, tid); + + txwi[1] |= cpu_to_le32(val); + + fc_type = (le16_to_cpu(fc) & IEEE80211_FCTL_FTYPE) >> 2; + fc_stype = (le16_to_cpu(fc) & IEEE80211_FCTL_STYPE) >> 4; + + val = FIELD_PREP(MT_TXD2_FRAME_TYPE, fc_type) | + FIELD_PREP(MT_TXD2_SUB_TYPE, fc_stype) | + FIELD_PREP(MT_TXD2_MULTICAST, multicast); + + if (key && multicast && ieee80211_is_robust_mgmt_frame(skb) && + key->cipher == WLAN_CIPHER_SUITE_AES_CMAC) { + val |= MT_TXD2_BIP; + txwi[3] &= ~cpu_to_le32(MT_TXD3_PROTECT_FRAME); + } + + if (!ieee80211_is_data(fc) || multicast || + info->flags & IEEE80211_TX_CTL_USE_MINRATE) + val |= MT_TXD2_FIX_RATE; + + txwi[2] |= cpu_to_le32(val); + + if (ieee80211_is_beacon(fc)) { + txwi[3] &= ~cpu_to_le32(MT_TXD3_SW_POWER_MGMT); + txwi[3] |= cpu_to_le32(MT_TXD3_REM_TX_COUNT); + } + + if (info->flags & IEEE80211_TX_CTL_INJECTED) { + u16 seqno = le16_to_cpu(hdr->seq_ctrl); + + if (ieee80211_is_back_req(hdr->frame_control)) { + struct ieee80211_bar *bar; + + bar = (struct ieee80211_bar *)skb->data; + seqno = le16_to_cpu(bar->start_seq_num); + } + + val = MT_TXD3_SN_VALID | + FIELD_PREP(MT_TXD3_SEQ, IEEE80211_SEQ_TO_SN(seqno)); + txwi[3] |= cpu_to_le32(val); + txwi[7] &= ~cpu_to_le32(MT_TXD7_HW_AMSDU); + } + + if (mt76_is_mmio(dev)) { + val = FIELD_PREP(MT_TXD7_TYPE, fc_type) | + FIELD_PREP(MT_TXD7_SUB_TYPE, fc_stype); + txwi[7] |= cpu_to_le32(val); + } else { + val = FIELD_PREP(MT_TXD8_L_TYPE, fc_type) | + FIELD_PREP(MT_TXD8_L_SUB_TYPE, fc_stype); + txwi[8] |= cpu_to_le32(val); + } +} + +void mt76_connac2_mac_write_txwi(struct mt76_dev *dev, __le32 *txwi, + struct sk_buff *skb, struct mt76_wcid *wcid, + struct ieee80211_key_conf *key, int pid, + enum mt76_txq_id qid, u32 changed) +{ + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + u8 phy_idx = (info->hw_queue & MT_TX_HW_QUEUE_PHY) >> 2; + struct ieee80211_vif *vif = info->control.vif; + struct mt76_phy *mphy = &dev->phy; + u8 p_fmt, q_idx, omac_idx = 0, wmm_idx = 0, band_idx = 0; + u32 val, sz_txd = mt76_is_mmio(dev) ? MT_TXD_SIZE : MT_SDIO_TXD_SIZE; + bool is_8023 = info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP; + bool beacon = !!(changed & (BSS_CHANGED_BEACON | + BSS_CHANGED_BEACON_ENABLED)); + bool inband_disc = !!(changed & (BSS_CHANGED_UNSOL_BCAST_PROBE_RESP | + BSS_CHANGED_FILS_DISCOVERY)); + bool amsdu_en = wcid->amsdu; + + if (vif) { + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + + omac_idx = mvif->omac_idx; + wmm_idx = mvif->wmm_idx; + band_idx = mvif->band_idx; + } + + if (phy_idx && dev->phys[MT_BAND1]) + mphy = dev->phys[MT_BAND1]; + + if (inband_disc) { + p_fmt = MT_TX_TYPE_FW; + q_idx = MT_LMAC_ALTX0; + } else if (beacon) { + p_fmt = MT_TX_TYPE_FW; + q_idx = MT_LMAC_BCN0; + } else if (qid >= MT_TXQ_PSD) { + p_fmt = mt76_is_mmio(dev) ? MT_TX_TYPE_CT : MT_TX_TYPE_SF; + q_idx = MT_LMAC_ALTX0; + } else { + p_fmt = mt76_is_mmio(dev) ? MT_TX_TYPE_CT : MT_TX_TYPE_SF; + q_idx = wmm_idx * MT76_CONNAC_MAX_WMM_SETS + + mt76_connac_lmac_mapping(skb_get_queue_mapping(skb)); + + /* mt7915 WA only counts WED path */ + if (is_mt7915(dev) && mtk_wed_device_active(&dev->mmio.wed)) + wcid->stats.tx_packets++; + } + + val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len + sz_txd) | + FIELD_PREP(MT_TXD0_PKT_FMT, p_fmt) | + FIELD_PREP(MT_TXD0_Q_IDX, q_idx); + txwi[0] = cpu_to_le32(val); + + val = MT_TXD1_LONG_FORMAT | + FIELD_PREP(MT_TXD1_WLAN_IDX, wcid->idx) | + FIELD_PREP(MT_TXD1_OWN_MAC, omac_idx); + if (!is_mt7921(dev)) + val |= MT_TXD1_VTA; + if (phy_idx || band_idx) + val |= MT_TXD1_TGID; + + txwi[1] = cpu_to_le32(val); + txwi[2] = 0; + + val = FIELD_PREP(MT_TXD3_REM_TX_COUNT, 15); + if (!is_mt7921(dev)) + val |= MT_TXD3_SW_POWER_MGMT; + if (key) + val |= MT_TXD3_PROTECT_FRAME; + if (info->flags & IEEE80211_TX_CTL_NO_ACK) + val |= MT_TXD3_NO_ACK; + + txwi[3] = cpu_to_le32(val); + txwi[4] = 0; + + val = FIELD_PREP(MT_TXD5_PID, pid); + if (pid >= MT_PACKET_ID_FIRST) { + val |= MT_TXD5_TX_STATUS_HOST; + amsdu_en = amsdu_en && !is_mt7921(dev); + } + + txwi[5] = cpu_to_le32(val); + txwi[6] = 0; + txwi[7] = amsdu_en ? cpu_to_le32(MT_TXD7_HW_AMSDU) : 0; + + if (is_8023) + mt76_connac2_mac_write_txwi_8023(txwi, skb, wcid); + else + mt76_connac2_mac_write_txwi_80211(dev, txwi, skb, key); + + if (txwi[2] & cpu_to_le32(MT_TXD2_FIX_RATE)) { + /* Fixed rata is available just for 802.11 txd */ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + bool multicast = ieee80211_is_data(hdr->frame_control) && + is_multicast_ether_addr(hdr->addr1); + u16 rate = mt76_connac2_mac_tx_rate_val(mphy, vif, beacon, + multicast); + u32 val = MT_TXD6_FIXED_BW; + + /* hardware won't add HTC for mgmt/ctrl frame */ + txwi[2] |= cpu_to_le32(MT_TXD2_HTC_VLD); + + val |= FIELD_PREP(MT_TXD6_TX_RATE, rate); + txwi[6] |= cpu_to_le32(val); + txwi[3] |= cpu_to_le32(MT_TXD3_BA_DISABLE); + + if (!is_mt7921(dev)) { + u8 spe_idx = mt76_connac_spe_idx(mphy->antenna_mask); + + if (!spe_idx) + spe_idx = 24 + phy_idx; + txwi[7] |= cpu_to_le32(FIELD_PREP(MT_TXD7_SPE_IDX, spe_idx)); + } + } +} +EXPORT_SYMBOL_GPL(mt76_connac2_mac_write_txwi); + +bool mt76_connac2_mac_fill_txs(struct mt76_dev *dev, struct mt76_wcid *wcid, + __le32 *txs_data) +{ + struct mt76_sta_stats *stats = &wcid->stats; + struct ieee80211_supported_band *sband; + struct mt76_phy *mphy; + struct rate_info rate = {}; + bool cck = false; + u32 txrate, txs, mode, stbc; + + txs = le32_to_cpu(txs_data[0]); + + /* PPDU based reporting */ + if (mtk_wed_device_active(&dev->mmio.wed) && + FIELD_GET(MT_TXS0_TXS_FORMAT, txs) > 1) { + stats->tx_bytes += + le32_get_bits(txs_data[5], MT_TXS5_MPDU_TX_BYTE) - + le32_get_bits(txs_data[7], MT_TXS7_MPDU_RETRY_BYTE); + stats->tx_failed += + le32_get_bits(txs_data[6], MT_TXS6_MPDU_FAIL_CNT); + stats->tx_retries += + le32_get_bits(txs_data[7], MT_TXS7_MPDU_RETRY_CNT); + + if (wcid->sta) { + struct ieee80211_sta *sta; + u8 tid; + + sta = container_of((void *)wcid, struct ieee80211_sta, + drv_priv); + tid = FIELD_GET(MT_TXS0_TID, txs); + + ieee80211_refresh_tx_agg_session_timer(sta, tid); + } + } + + txrate = FIELD_GET(MT_TXS0_TX_RATE, txs); + + rate.mcs = FIELD_GET(MT_TX_RATE_IDX, txrate); + rate.nss = FIELD_GET(MT_TX_RATE_NSS, txrate) + 1; + stbc = FIELD_GET(MT_TX_RATE_STBC, txrate); + + if (stbc && rate.nss > 1) + rate.nss >>= 1; + + if (rate.nss - 1 < ARRAY_SIZE(stats->tx_nss)) + stats->tx_nss[rate.nss - 1]++; + if (rate.mcs < ARRAY_SIZE(stats->tx_mcs)) + stats->tx_mcs[rate.mcs]++; + + mode = FIELD_GET(MT_TX_RATE_MODE, txrate); + switch (mode) { + case MT_PHY_TYPE_CCK: + cck = true; + fallthrough; + case MT_PHY_TYPE_OFDM: + mphy = &dev->phy; + if (wcid->phy_idx == MT_BAND1 && dev->phys[MT_BAND1]) + mphy = dev->phys[MT_BAND1]; + + if (mphy->chandef.chan->band == NL80211_BAND_5GHZ) + sband = &mphy->sband_5g.sband; + else if (mphy->chandef.chan->band == NL80211_BAND_6GHZ) + sband = &mphy->sband_6g.sband; + else + sband = &mphy->sband_2g.sband; + + rate.mcs = mt76_get_rate(mphy->dev, sband, rate.mcs, cck); + rate.legacy = sband->bitrates[rate.mcs].bitrate; + break; + case MT_PHY_TYPE_HT: + case MT_PHY_TYPE_HT_GF: + if (rate.mcs > 31) + return false; + + rate.flags = RATE_INFO_FLAGS_MCS; + if (wcid->rate.flags & RATE_INFO_FLAGS_SHORT_GI) + rate.flags |= RATE_INFO_FLAGS_SHORT_GI; + break; + case MT_PHY_TYPE_VHT: + if (rate.mcs > 9) + return false; + + rate.flags = RATE_INFO_FLAGS_VHT_MCS; + break; + case MT_PHY_TYPE_HE_SU: + case MT_PHY_TYPE_HE_EXT_SU: + case MT_PHY_TYPE_HE_TB: + case MT_PHY_TYPE_HE_MU: + if (rate.mcs > 11) + return false; + + rate.he_gi = wcid->rate.he_gi; + rate.he_dcm = FIELD_GET(MT_TX_RATE_DCM, txrate); + rate.flags = RATE_INFO_FLAGS_HE_MCS; + break; + default: + return false; + } + + stats->tx_mode[mode]++; + + switch (FIELD_GET(MT_TXS0_BW, txs)) { + case IEEE80211_STA_RX_BW_160: + rate.bw = RATE_INFO_BW_160; + stats->tx_bw[3]++; + break; + case IEEE80211_STA_RX_BW_80: + rate.bw = RATE_INFO_BW_80; + stats->tx_bw[2]++; + break; + case IEEE80211_STA_RX_BW_40: + rate.bw = RATE_INFO_BW_40; + stats->tx_bw[1]++; + break; + default: + rate.bw = RATE_INFO_BW_20; + stats->tx_bw[0]++; + break; + } + wcid->rate = rate; + + return true; +} +EXPORT_SYMBOL_GPL(mt76_connac2_mac_fill_txs); + +bool mt76_connac2_mac_add_txs_skb(struct mt76_dev *dev, struct mt76_wcid *wcid, + int pid, __le32 *txs_data) +{ + struct sk_buff_head list; + struct sk_buff *skb; + + mt76_tx_status_lock(dev, &list); + skb = mt76_tx_status_skb_get(dev, wcid, pid, &list); + if (skb) { + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + + if (!(le32_to_cpu(txs_data[0]) & MT_TXS0_ACK_ERROR_MASK)) + info->flags |= IEEE80211_TX_STAT_ACK; + + info->status.ampdu_len = 1; + info->status.ampdu_ack_len = + !!(info->flags & IEEE80211_TX_STAT_ACK); + info->status.rates[0].idx = -1; + + mt76_connac2_mac_fill_txs(dev, wcid, txs_data); + mt76_tx_status_skb_done(dev, skb, &list); + } + mt76_tx_status_unlock(dev, &list); + + return !!skb; +} +EXPORT_SYMBOL_GPL(mt76_connac2_mac_add_txs_skb); + +static void +mt76_connac2_mac_decode_he_radiotap_ru(struct mt76_rx_status *status, + struct ieee80211_radiotap_he *he, + __le32 *rxv) +{ + u32 ru_h, ru_l; + u8 ru, offs = 0; + + ru_l = le32_get_bits(rxv[0], MT_PRXV_HE_RU_ALLOC_L); + ru_h = le32_get_bits(rxv[1], MT_PRXV_HE_RU_ALLOC_H); + ru = (u8)(ru_l | ru_h << 4); + + status->bw = RATE_INFO_BW_HE_RU; + + switch (ru) { + case 0 ... 36: + status->he_ru = NL80211_RATE_INFO_HE_RU_ALLOC_26; + offs = ru; + break; + case 37 ... 52: + status->he_ru = NL80211_RATE_INFO_HE_RU_ALLOC_52; + offs = ru - 37; + break; + case 53 ... 60: + status->he_ru = NL80211_RATE_INFO_HE_RU_ALLOC_106; + offs = ru - 53; + break; + case 61 ... 64: + status->he_ru = NL80211_RATE_INFO_HE_RU_ALLOC_242; + offs = ru - 61; + break; + case 65 ... 66: + status->he_ru = NL80211_RATE_INFO_HE_RU_ALLOC_484; + offs = ru - 65; + break; + case 67: + status->he_ru = NL80211_RATE_INFO_HE_RU_ALLOC_996; + break; + case 68: + status->he_ru = NL80211_RATE_INFO_HE_RU_ALLOC_2x996; + break; + } + + he->data1 |= HE_BITS(DATA1_BW_RU_ALLOC_KNOWN); + he->data2 |= HE_BITS(DATA2_RU_OFFSET_KNOWN) | + le16_encode_bits(offs, + IEEE80211_RADIOTAP_HE_DATA2_RU_OFFSET); +} + +static void +mt76_connac2_mac_decode_he_mu_radiotap(struct mt76_dev *dev, struct sk_buff *skb, + __le32 *rxv) +{ + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + static struct ieee80211_radiotap_he_mu mu_known = { + .flags1 = HE_BITS(MU_FLAGS1_SIG_B_MCS_KNOWN) | + HE_BITS(MU_FLAGS1_SIG_B_DCM_KNOWN) | + HE_BITS(MU_FLAGS1_CH1_RU_KNOWN) | + HE_BITS(MU_FLAGS1_SIG_B_SYMS_USERS_KNOWN), + .flags2 = HE_BITS(MU_FLAGS2_BW_FROM_SIG_A_BW_KNOWN), + }; + struct ieee80211_radiotap_he_mu *he_mu; + + if (is_mt7921(dev)) { + mu_known.flags1 |= HE_BITS(MU_FLAGS1_SIG_B_COMP_KNOWN); + mu_known.flags2 |= HE_BITS(MU_FLAGS2_PUNC_FROM_SIG_A_BW_KNOWN); + } + + status->flag |= RX_FLAG_RADIOTAP_HE_MU; + + he_mu = skb_push(skb, sizeof(mu_known)); + memcpy(he_mu, &mu_known, sizeof(mu_known)); + +#define MU_PREP(f, v) le16_encode_bits(v, IEEE80211_RADIOTAP_HE_MU_##f) + + he_mu->flags1 |= MU_PREP(FLAGS1_SIG_B_MCS, status->rate_idx); + if (status->he_dcm) + he_mu->flags1 |= MU_PREP(FLAGS1_SIG_B_DCM, status->he_dcm); + + he_mu->flags2 |= MU_PREP(FLAGS2_BW_FROM_SIG_A_BW, status->bw) | + MU_PREP(FLAGS2_SIG_B_SYMS_USERS, + le32_get_bits(rxv[2], MT_CRXV_HE_NUM_USER)); + + he_mu->ru_ch1[0] = le32_get_bits(rxv[3], MT_CRXV_HE_RU0); + + if (status->bw >= RATE_INFO_BW_40) { + he_mu->flags1 |= HE_BITS(MU_FLAGS1_CH2_RU_KNOWN); + he_mu->ru_ch2[0] = + le32_get_bits(rxv[3], MT_CRXV_HE_RU1); + } + + if (status->bw >= RATE_INFO_BW_80) { + he_mu->ru_ch1[1] = + le32_get_bits(rxv[3], MT_CRXV_HE_RU2); + he_mu->ru_ch2[1] = + le32_get_bits(rxv[3], MT_CRXV_HE_RU3); + } +} + +void mt76_connac2_mac_decode_he_radiotap(struct mt76_dev *dev, + struct sk_buff *skb, + __le32 *rxv, u32 mode) +{ + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + static const struct ieee80211_radiotap_he known = { + .data1 = HE_BITS(DATA1_DATA_MCS_KNOWN) | + HE_BITS(DATA1_DATA_DCM_KNOWN) | + HE_BITS(DATA1_STBC_KNOWN) | + HE_BITS(DATA1_CODING_KNOWN) | + HE_BITS(DATA1_LDPC_XSYMSEG_KNOWN) | + HE_BITS(DATA1_DOPPLER_KNOWN) | + HE_BITS(DATA1_SPTL_REUSE_KNOWN) | + HE_BITS(DATA1_BSS_COLOR_KNOWN), + .data2 = HE_BITS(DATA2_GI_KNOWN) | + HE_BITS(DATA2_TXBF_KNOWN) | + HE_BITS(DATA2_PE_DISAMBIG_KNOWN) | + HE_BITS(DATA2_TXOP_KNOWN), + }; + u32 ltf_size = le32_get_bits(rxv[2], MT_CRXV_HE_LTF_SIZE) + 1; + struct ieee80211_radiotap_he *he; + + status->flag |= RX_FLAG_RADIOTAP_HE; + + he = skb_push(skb, sizeof(known)); + memcpy(he, &known, sizeof(known)); + + he->data3 = HE_PREP(DATA3_BSS_COLOR, BSS_COLOR, rxv[14]) | + HE_PREP(DATA3_LDPC_XSYMSEG, LDPC_EXT_SYM, rxv[2]); + he->data4 = HE_PREP(DATA4_SU_MU_SPTL_REUSE, SR_MASK, rxv[11]); + he->data5 = HE_PREP(DATA5_PE_DISAMBIG, PE_DISAMBIG, rxv[2]) | + le16_encode_bits(ltf_size, + IEEE80211_RADIOTAP_HE_DATA5_LTF_SIZE); + if (le32_to_cpu(rxv[0]) & MT_PRXV_TXBF) + he->data5 |= HE_BITS(DATA5_TXBF); + he->data6 = HE_PREP(DATA6_TXOP, TXOP_DUR, rxv[14]) | + HE_PREP(DATA6_DOPPLER, DOPPLER, rxv[14]); + + switch (mode) { + case MT_PHY_TYPE_HE_SU: + he->data1 |= HE_BITS(DATA1_FORMAT_SU) | + HE_BITS(DATA1_UL_DL_KNOWN) | + HE_BITS(DATA1_BEAM_CHANGE_KNOWN) | + HE_BITS(DATA1_BW_RU_ALLOC_KNOWN); + + he->data3 |= HE_PREP(DATA3_BEAM_CHANGE, BEAM_CHNG, rxv[14]) | + HE_PREP(DATA3_UL_DL, UPLINK, rxv[2]); + break; + case MT_PHY_TYPE_HE_EXT_SU: + he->data1 |= HE_BITS(DATA1_FORMAT_EXT_SU) | + HE_BITS(DATA1_UL_DL_KNOWN) | + HE_BITS(DATA1_BW_RU_ALLOC_KNOWN); + + he->data3 |= HE_PREP(DATA3_UL_DL, UPLINK, rxv[2]); + break; + case MT_PHY_TYPE_HE_MU: + he->data1 |= HE_BITS(DATA1_FORMAT_MU) | + HE_BITS(DATA1_UL_DL_KNOWN); + + he->data3 |= HE_PREP(DATA3_UL_DL, UPLINK, rxv[2]); + he->data4 |= HE_PREP(DATA4_MU_STA_ID, MU_AID, rxv[7]); + + mt76_connac2_mac_decode_he_radiotap_ru(status, he, rxv); + mt76_connac2_mac_decode_he_mu_radiotap(dev, skb, rxv); + break; + case MT_PHY_TYPE_HE_TB: + he->data1 |= HE_BITS(DATA1_FORMAT_TRIG) | + HE_BITS(DATA1_SPTL_REUSE2_KNOWN) | + HE_BITS(DATA1_SPTL_REUSE3_KNOWN) | + HE_BITS(DATA1_SPTL_REUSE4_KNOWN); + + he->data4 |= HE_PREP(DATA4_TB_SPTL_REUSE1, SR_MASK, rxv[11]) | + HE_PREP(DATA4_TB_SPTL_REUSE2, SR1_MASK, rxv[11]) | + HE_PREP(DATA4_TB_SPTL_REUSE3, SR2_MASK, rxv[11]) | + HE_PREP(DATA4_TB_SPTL_REUSE4, SR3_MASK, rxv[11]); + + mt76_connac2_mac_decode_he_radiotap_ru(status, he, rxv); + break; + default: + break; + } +} +EXPORT_SYMBOL_GPL(mt76_connac2_mac_decode_he_radiotap); + +/* The HW does not translate the mac header to 802.3 for mesh point */ +int mt76_connac2_reverse_frag0_hdr_trans(struct ieee80211_vif *vif, + struct sk_buff *skb, u16 hdr_offset) +{ + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + struct ethhdr *eth_hdr = (struct ethhdr *)(skb->data + hdr_offset); + __le32 *rxd = (__le32 *)skb->data; + struct ieee80211_sta *sta; + struct ieee80211_hdr hdr; + u16 frame_control; + + if (le32_get_bits(rxd[3], MT_RXD3_NORMAL_ADDR_TYPE) != + MT_RXD3_NORMAL_U2M) + return -EINVAL; + + if (!(le32_to_cpu(rxd[1]) & MT_RXD1_NORMAL_GROUP_4)) + return -EINVAL; + + sta = container_of((void *)status->wcid, struct ieee80211_sta, drv_priv); + + /* store the info from RXD and ethhdr to avoid being overridden */ + frame_control = le32_get_bits(rxd[6], MT_RXD6_FRAME_CONTROL); + hdr.frame_control = cpu_to_le16(frame_control); + hdr.seq_ctrl = cpu_to_le16(le32_get_bits(rxd[8], MT_RXD8_SEQ_CTRL)); + hdr.duration_id = 0; + + ether_addr_copy(hdr.addr1, vif->addr); + ether_addr_copy(hdr.addr2, sta->addr); + switch (frame_control & (IEEE80211_FCTL_TODS | + IEEE80211_FCTL_FROMDS)) { + case 0: + ether_addr_copy(hdr.addr3, vif->bss_conf.bssid); + break; + case IEEE80211_FCTL_FROMDS: + ether_addr_copy(hdr.addr3, eth_hdr->h_source); + break; + case IEEE80211_FCTL_TODS: + ether_addr_copy(hdr.addr3, eth_hdr->h_dest); + break; + case IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS: + ether_addr_copy(hdr.addr3, eth_hdr->h_dest); + ether_addr_copy(hdr.addr4, eth_hdr->h_source); + break; + default: + return -EINVAL; + } + + skb_pull(skb, hdr_offset + sizeof(struct ethhdr) - 2); + if (eth_hdr->h_proto == cpu_to_be16(ETH_P_AARP) || + eth_hdr->h_proto == cpu_to_be16(ETH_P_IPX)) + ether_addr_copy(skb_push(skb, ETH_ALEN), bridge_tunnel_header); + else if (be16_to_cpu(eth_hdr->h_proto) >= ETH_P_802_3_MIN) + ether_addr_copy(skb_push(skb, ETH_ALEN), rfc1042_header); + else + skb_pull(skb, 2); + + if (ieee80211_has_order(hdr.frame_control)) + memcpy(skb_push(skb, IEEE80211_HT_CTL_LEN), &rxd[9], + IEEE80211_HT_CTL_LEN); + if (ieee80211_is_data_qos(hdr.frame_control)) { + __le16 qos_ctrl; + + qos_ctrl = cpu_to_le16(le32_get_bits(rxd[8], MT_RXD8_QOS_CTL)); + memcpy(skb_push(skb, IEEE80211_QOS_CTL_LEN), &qos_ctrl, + IEEE80211_QOS_CTL_LEN); + } + + if (ieee80211_has_a4(hdr.frame_control)) + memcpy(skb_push(skb, sizeof(hdr)), &hdr, sizeof(hdr)); + else + memcpy(skb_push(skb, sizeof(hdr) - 6), &hdr, sizeof(hdr) - 6); + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_connac2_reverse_frag0_hdr_trans); + +int mt76_connac2_mac_fill_rx_rate(struct mt76_dev *dev, + struct mt76_rx_status *status, + struct ieee80211_supported_band *sband, + __le32 *rxv, u8 *mode) +{ + u32 v0, v2; + u8 stbc, gi, bw, dcm, nss; + int i, idx; + bool cck = false; + + v0 = le32_to_cpu(rxv[0]); + v2 = le32_to_cpu(rxv[2]); + + idx = i = FIELD_GET(MT_PRXV_TX_RATE, v0); + nss = FIELD_GET(MT_PRXV_NSTS, v0) + 1; + + if (!is_mt7915(dev)) { + stbc = FIELD_GET(MT_PRXV_HT_STBC, v0); + gi = FIELD_GET(MT_PRXV_HT_SGI, v0); + *mode = FIELD_GET(MT_PRXV_TX_MODE, v0); + if (is_mt7921(dev)) + dcm = !!(idx & MT_PRXV_TX_DCM); + else + dcm = FIELD_GET(MT_PRXV_DCM, v0); + bw = FIELD_GET(MT_PRXV_FRAME_MODE, v0); + } else { + stbc = FIELD_GET(MT_CRXV_HT_STBC, v2); + gi = FIELD_GET(MT_CRXV_HT_SHORT_GI, v2); + *mode = FIELD_GET(MT_CRXV_TX_MODE, v2); + dcm = !!(idx & GENMASK(3, 0) & MT_PRXV_TX_DCM); + bw = FIELD_GET(MT_CRXV_FRAME_MODE, v2); + } + + switch (*mode) { + case MT_PHY_TYPE_CCK: + cck = true; + fallthrough; + case MT_PHY_TYPE_OFDM: + i = mt76_get_rate(dev, sband, i, cck); + break; + case MT_PHY_TYPE_HT_GF: + case MT_PHY_TYPE_HT: + status->encoding = RX_ENC_HT; + if (gi) + status->enc_flags |= RX_ENC_FLAG_SHORT_GI; + if (i > 31) + return -EINVAL; + break; + case MT_PHY_TYPE_VHT: + status->nss = nss; + status->encoding = RX_ENC_VHT; + if (gi) + status->enc_flags |= RX_ENC_FLAG_SHORT_GI; + if (i > 11) + return -EINVAL; + break; + case MT_PHY_TYPE_HE_MU: + case MT_PHY_TYPE_HE_SU: + case MT_PHY_TYPE_HE_EXT_SU: + case MT_PHY_TYPE_HE_TB: + status->nss = nss; + status->encoding = RX_ENC_HE; + i &= GENMASK(3, 0); + + if (gi <= NL80211_RATE_INFO_HE_GI_3_2) + status->he_gi = gi; + + status->he_dcm = dcm; + break; + default: + return -EINVAL; + } + status->rate_idx = i; + + switch (bw) { + case IEEE80211_STA_RX_BW_20: + break; + case IEEE80211_STA_RX_BW_40: + if (*mode & MT_PHY_TYPE_HE_EXT_SU && + (idx & MT_PRXV_TX_ER_SU_106T)) { + status->bw = RATE_INFO_BW_HE_RU; + status->he_ru = + NL80211_RATE_INFO_HE_RU_ALLOC_106; + } else { + status->bw = RATE_INFO_BW_40; + } + break; + case IEEE80211_STA_RX_BW_80: + status->bw = RATE_INFO_BW_80; + break; + case IEEE80211_STA_RX_BW_160: + status->bw = RATE_INFO_BW_160; + break; + default: + return -EINVAL; + } + + status->enc_flags |= RX_ENC_FLAG_STBC_MASK * stbc; + if (*mode < MT_PHY_TYPE_HE_SU && gi) + status->enc_flags |= RX_ENC_FLAG_SHORT_GI; + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_connac2_mac_fill_rx_rate); + +void mt76_connac2_tx_check_aggr(struct ieee80211_sta *sta, __le32 *txwi) +{ + struct mt76_wcid *wcid; + u16 fc, tid; + u32 val; + + if (!sta || + !(sta->deflink.ht_cap.ht_supported || sta->deflink.he_cap.has_he)) + return; + + tid = le32_get_bits(txwi[1], MT_TXD1_TID); + if (tid >= 6) /* skip VO queue */ + return; + + val = le32_to_cpu(txwi[2]); + fc = FIELD_GET(MT_TXD2_FRAME_TYPE, val) << 2 | + FIELD_GET(MT_TXD2_SUB_TYPE, val) << 4; + if (unlikely(fc != (IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA))) + return; + + wcid = (struct mt76_wcid *)sta->drv_priv; + if (!test_and_set_bit(tid, &wcid->ampdu_state)) + ieee80211_start_tx_ba_session(sta, tid, 0); +} +EXPORT_SYMBOL_GPL(mt76_connac2_tx_check_aggr); + +void mt76_connac2_txwi_free(struct mt76_dev *dev, struct mt76_txwi_cache *t, + struct ieee80211_sta *sta, + struct list_head *free_list) +{ + struct mt76_wcid *wcid; + __le32 *txwi; + u16 wcid_idx; + + mt76_connac_txp_skb_unmap(dev, t); + if (!t->skb) + goto out; + + txwi = (__le32 *)mt76_get_txwi_ptr(dev, t); + if (sta) { + wcid = (struct mt76_wcid *)sta->drv_priv; + wcid_idx = wcid->idx; + } else { + wcid_idx = le32_get_bits(txwi[1], MT_TXD1_WLAN_IDX); + wcid = rcu_dereference(dev->wcid[wcid_idx]); + + if (wcid && wcid->sta) { + sta = container_of((void *)wcid, struct ieee80211_sta, + drv_priv); + spin_lock_bh(&dev->sta_poll_lock); + if (list_empty(&wcid->poll_list)) + list_add_tail(&wcid->poll_list, + &dev->sta_poll_list); + spin_unlock_bh(&dev->sta_poll_lock); + } + } + + if (sta && likely(t->skb->protocol != cpu_to_be16(ETH_P_PAE))) + mt76_connac2_tx_check_aggr(sta, txwi); + + __mt76_tx_complete_skb(dev, wcid_idx, t->skb, free_list); +out: + t->skb = NULL; + mt76_put_txwi(dev, t); +} +EXPORT_SYMBOL_GPL(mt76_connac2_txwi_free); + +void mt76_connac2_tx_token_put(struct mt76_dev *dev) +{ + struct mt76_txwi_cache *txwi; + int id; + + spin_lock_bh(&dev->token_lock); + idr_for_each_entry(&dev->token, txwi, id) { + mt76_connac2_txwi_free(dev, txwi, NULL, NULL); + dev->token_count--; + } + spin_unlock_bh(&dev->token_lock); + idr_destroy(&dev->token); +} +EXPORT_SYMBOL_GPL(mt76_connac2_tx_token_put); diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c index f30cf9e71610..d0e49d68c5db 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c @@ -1168,7 +1168,7 @@ int mt76_connac_mcu_uni_add_dev(struct mt76_phy *phy, .tag = cpu_to_le16(DEV_INFO_ACTIVE), .len = cpu_to_le16(sizeof(struct req_tlv)), .active = enable, - .link_idx = mvif->idx, + .link_idx = mvif->link_idx, }, }; struct { @@ -1191,7 +1191,7 @@ int mt76_connac_mcu_uni_add_dev(struct mt76_phy *phy, .bmc_tx_wlan_idx = cpu_to_le16(wcid->idx), .sta_idx = cpu_to_le16(wcid->idx), .conn_state = 1, - .link_idx = mvif->idx, + .link_idx = mvif->link_idx, }, }; int err, idx, cmd, len; diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c.orig b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c.orig new file mode 100644 index 000000000000..f30cf9e71610 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c.orig @@ -0,0 +1,3200 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2020 MediaTek Inc. */ + +#include <linux/firmware.h> +#include "mt76_connac2_mac.h" +#include "mt76_connac_mcu.h" + +int mt76_connac_mcu_start_firmware(struct mt76_dev *dev, u32 addr, u32 option) +{ + struct { + __le32 option; + __le32 addr; + } req = { + .option = cpu_to_le32(option), + .addr = cpu_to_le32(addr), + }; + + return mt76_mcu_send_msg(dev, MCU_CMD(FW_START_REQ), &req, + sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_start_firmware); + +int mt76_connac_mcu_patch_sem_ctrl(struct mt76_dev *dev, bool get) +{ + u32 op = get ? PATCH_SEM_GET : PATCH_SEM_RELEASE; + struct { + __le32 op; + } req = { + .op = cpu_to_le32(op), + }; + + return mt76_mcu_send_msg(dev, MCU_CMD(PATCH_SEM_CONTROL), + &req, sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_patch_sem_ctrl); + +int mt76_connac_mcu_start_patch(struct mt76_dev *dev) +{ + struct { + u8 check_crc; + u8 reserved[3]; + } req = { + .check_crc = 0, + }; + + return mt76_mcu_send_msg(dev, MCU_CMD(PATCH_FINISH_REQ), + &req, sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_start_patch); + +#define MCU_PATCH_ADDRESS 0x200000 + +int mt76_connac_mcu_init_download(struct mt76_dev *dev, u32 addr, u32 len, + u32 mode) +{ + struct { + __le32 addr; + __le32 len; + __le32 mode; + } req = { + .addr = cpu_to_le32(addr), + .len = cpu_to_le32(len), + .mode = cpu_to_le32(mode), + }; + int cmd; + + if ((!is_connac_v1(dev) && addr == MCU_PATCH_ADDRESS) || + (is_mt7921(dev) && addr == 0x900000) || + (is_mt7925(dev) && (addr == 0x900000 || addr == 0xe0002800)) || + (is_mt7996(dev) && addr == 0x900000) || + (is_mt7992(dev) && addr == 0x900000)) + cmd = MCU_CMD(PATCH_START_REQ); + else + cmd = MCU_CMD(TARGET_ADDRESS_LEN_REQ); + + return mt76_mcu_send_msg(dev, cmd, &req, sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_init_download); + +int mt76_connac_mcu_set_channel_domain(struct mt76_phy *phy) +{ + int len, i, n_max_channels, n_2ch = 0, n_5ch = 0, n_6ch = 0; + struct mt76_connac_mcu_channel_domain { + u8 alpha2[4]; /* regulatory_request.alpha2 */ + u8 bw_2g; /* BW_20_40M 0 + * BW_20M 1 + * BW_20_40_80M 2 + * BW_20_40_80_160M 3 + * BW_20_40_80_8080M 4 + */ + u8 bw_5g; + u8 bw_6g; + u8 pad; + u8 n_2ch; + u8 n_5ch; + u8 n_6ch; + u8 pad2; + } __packed hdr = { + .bw_2g = 0, + .bw_5g = 3, /* BW_20_40_80_160M */ + .bw_6g = 3, + }; + struct mt76_connac_mcu_chan { + __le16 hw_value; + __le16 pad; + __le32 flags; + } __packed channel; + struct mt76_dev *dev = phy->dev; + struct ieee80211_channel *chan; + struct sk_buff *skb; + + n_max_channels = phy->sband_2g.sband.n_channels + + phy->sband_5g.sband.n_channels + + phy->sband_6g.sband.n_channels; + len = sizeof(hdr) + n_max_channels * sizeof(channel); + + skb = mt76_mcu_msg_alloc(dev, NULL, len); + if (!skb) + return -ENOMEM; + + skb_reserve(skb, sizeof(hdr)); + + for (i = 0; i < phy->sband_2g.sband.n_channels; i++) { + chan = &phy->sband_2g.sband.channels[i]; + if (chan->flags & IEEE80211_CHAN_DISABLED) + continue; + + channel.hw_value = cpu_to_le16(chan->hw_value); + channel.flags = cpu_to_le32(chan->flags); + channel.pad = 0; + + skb_put_data(skb, &channel, sizeof(channel)); + n_2ch++; + } + for (i = 0; i < phy->sband_5g.sband.n_channels; i++) { + chan = &phy->sband_5g.sband.channels[i]; + if (chan->flags & IEEE80211_CHAN_DISABLED) + continue; + + channel.hw_value = cpu_to_le16(chan->hw_value); + channel.flags = cpu_to_le32(chan->flags); + channel.pad = 0; + + skb_put_data(skb, &channel, sizeof(channel)); + n_5ch++; + } + for (i = 0; i < phy->sband_6g.sband.n_channels; i++) { + chan = &phy->sband_6g.sband.channels[i]; + if (chan->flags & IEEE80211_CHAN_DISABLED) + continue; + + channel.hw_value = cpu_to_le16(chan->hw_value); + channel.flags = cpu_to_le32(chan->flags); + channel.pad = 0; + + skb_put_data(skb, &channel, sizeof(channel)); + n_6ch++; + } + + BUILD_BUG_ON(sizeof(dev->alpha2) > sizeof(hdr.alpha2)); + memcpy(hdr.alpha2, dev->alpha2, sizeof(dev->alpha2)); + hdr.n_2ch = n_2ch; + hdr.n_5ch = n_5ch; + hdr.n_6ch = n_6ch; + + memcpy(__skb_push(skb, sizeof(hdr)), &hdr, sizeof(hdr)); + + return mt76_mcu_skb_send_msg(dev, skb, MCU_CE_CMD(SET_CHAN_DOMAIN), + false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_channel_domain); + +int mt76_connac_mcu_set_mac_enable(struct mt76_dev *dev, int band, bool enable, + bool hdr_trans) +{ + struct { + u8 enable; + u8 band; + u8 rsv[2]; + } __packed req_mac = { + .enable = enable, + .band = band, + }; + + return mt76_mcu_send_msg(dev, MCU_EXT_CMD(MAC_INIT_CTRL), &req_mac, + sizeof(req_mac), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_mac_enable); + +int mt76_connac_mcu_set_vif_ps(struct mt76_dev *dev, struct ieee80211_vif *vif) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct { + u8 bss_idx; + u8 ps_state; /* 0: device awake + * 1: static power save + * 2: dynamic power saving + */ + } req = { + .bss_idx = mvif->idx, + .ps_state = vif->cfg.ps ? 2 : 0, + }; + + if (vif->type != NL80211_IFTYPE_STATION) + return -EOPNOTSUPP; + + return mt76_mcu_send_msg(dev, MCU_CE_CMD(SET_PS_PROFILE), + &req, sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_vif_ps); + +int mt76_connac_mcu_set_rts_thresh(struct mt76_dev *dev, u32 val, u8 band) +{ + struct { + u8 prot_idx; + u8 band; + u8 rsv[2]; + __le32 len_thresh; + __le32 pkt_thresh; + } __packed req = { + .prot_idx = 1, + .band = band, + .len_thresh = cpu_to_le32(val), + .pkt_thresh = cpu_to_le32(0x2), + }; + + return mt76_mcu_send_msg(dev, MCU_EXT_CMD(PROTECT_CTRL), &req, + sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_rts_thresh); + +void mt76_connac_mcu_beacon_loss_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct mt76_connac_beacon_loss_event *event = priv; + + if (mvif->idx != event->bss_idx) + return; + + if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER)) + return; + + ieee80211_beacon_loss(vif); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_beacon_loss_iter); + +struct tlv * +mt76_connac_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len, + void *sta_ntlv, void *sta_wtbl) +{ + struct sta_ntlv_hdr *ntlv_hdr = sta_ntlv; + struct tlv *sta_hdr = sta_wtbl; + struct tlv *ptlv, tlv = { + .tag = cpu_to_le16(tag), + .len = cpu_to_le16(len), + }; + u16 ntlv; + + ptlv = skb_put_zero(skb, len); + memcpy(ptlv, &tlv, sizeof(tlv)); + + ntlv = le16_to_cpu(ntlv_hdr->tlv_num); + ntlv_hdr->tlv_num = cpu_to_le16(ntlv + 1); + + if (sta_hdr) { + len += le16_to_cpu(sta_hdr->len); + sta_hdr->len = cpu_to_le16(len); + } + + return ptlv; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_add_nested_tlv); + +struct sk_buff * +__mt76_connac_mcu_alloc_sta_req(struct mt76_dev *dev, struct mt76_vif_link *mvif, + struct mt76_wcid *wcid, int len) +{ + struct sta_req_hdr hdr = { + .bss_idx = mvif->idx, + .muar_idx = wcid ? mvif->omac_idx : 0, + .is_tlv_append = 1, + }; + struct sk_buff *skb; + + if (wcid && !wcid->sta && !wcid->sta_disabled) + hdr.muar_idx = 0xe; + + mt76_connac_mcu_get_wlan_idx(dev, wcid, &hdr.wlan_idx_lo, + &hdr.wlan_idx_hi); + skb = mt76_mcu_msg_alloc(dev, NULL, len); + if (!skb) + return ERR_PTR(-ENOMEM); + + skb_put_data(skb, &hdr, sizeof(hdr)); + + return skb; +} +EXPORT_SYMBOL_GPL(__mt76_connac_mcu_alloc_sta_req); + +struct wtbl_req_hdr * +mt76_connac_mcu_alloc_wtbl_req(struct mt76_dev *dev, struct mt76_wcid *wcid, + int cmd, void *sta_wtbl, struct sk_buff **skb) +{ + struct tlv *sta_hdr = sta_wtbl; + struct wtbl_req_hdr hdr = { + .operation = cmd, + }; + struct sk_buff *nskb = *skb; + + mt76_connac_mcu_get_wlan_idx(dev, wcid, &hdr.wlan_idx_lo, + &hdr.wlan_idx_hi); + if (!nskb) { + nskb = mt76_mcu_msg_alloc(dev, NULL, + MT76_CONNAC_WTBL_UPDATE_MAX_SIZE); + if (!nskb) + return ERR_PTR(-ENOMEM); + + *skb = nskb; + } + + if (sta_hdr) + le16_add_cpu(&sta_hdr->len, sizeof(hdr)); + + return skb_put_data(nskb, &hdr, sizeof(hdr)); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_alloc_wtbl_req); + +void mt76_connac_mcu_bss_omac_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + u8 omac_idx = mvif->omac_idx; + struct bss_info_omac *omac; + struct tlv *tlv; + u32 type = 0; + + switch (vif->type) { + case NL80211_IFTYPE_MONITOR: + case NL80211_IFTYPE_MESH_POINT: + case NL80211_IFTYPE_AP: + if (vif->p2p) + type = CONNECTION_P2P_GO; + else + type = CONNECTION_INFRA_AP; + break; + case NL80211_IFTYPE_STATION: + if (vif->p2p) + type = CONNECTION_P2P_GC; + else + type = CONNECTION_INFRA_STA; + break; + case NL80211_IFTYPE_ADHOC: + type = CONNECTION_IBSS_ADHOC; + break; + default: + WARN_ON(1); + break; + } + + tlv = mt76_connac_mcu_add_tlv(skb, BSS_INFO_OMAC, sizeof(*omac)); + + omac = (struct bss_info_omac *)tlv; + omac->conn_type = cpu_to_le32(type); + omac->omac_idx = mvif->omac_idx; + omac->band_idx = mvif->band_idx; + omac->hw_bss_idx = omac_idx > EXT_BSSID_START ? HW_BSSID_0 : omac_idx; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_bss_omac_tlv); + +void mt76_connac_mcu_sta_basic_tlv(struct mt76_dev *dev, struct sk_buff *skb, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_link_sta *link_sta, + int conn_state, bool newly) +{ + struct ieee80211_vif *vif = link_conf->vif; + struct sta_rec_basic *basic; + struct tlv *tlv; + int conn_type; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic)); + + basic = (struct sta_rec_basic *)tlv; + basic->extra_info = cpu_to_le16(EXTRA_INFO_VER); + + if (newly && conn_state != CONN_STATE_DISCONNECT) + basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW); + basic->conn_state = conn_state; + + if (!link_sta) { + basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC); + + if (vif->type == NL80211_IFTYPE_STATION && + !is_zero_ether_addr(link_conf->bssid)) { + memcpy(basic->peer_addr, link_conf->bssid, ETH_ALEN); + basic->aid = cpu_to_le16(vif->cfg.aid); + } else { + eth_broadcast_addr(basic->peer_addr); + } + return; + } + + switch (vif->type) { + case NL80211_IFTYPE_MESH_POINT: + case NL80211_IFTYPE_AP: + if (vif->p2p && !is_mt7921(dev)) + conn_type = CONNECTION_P2P_GC; + else + conn_type = CONNECTION_INFRA_STA; + basic->conn_type = cpu_to_le32(conn_type); + basic->aid = cpu_to_le16(link_sta->sta->aid); + break; + case NL80211_IFTYPE_STATION: + if (vif->p2p && !is_mt7921(dev)) + conn_type = CONNECTION_P2P_GO; + else + conn_type = CONNECTION_INFRA_AP; + basic->conn_type = cpu_to_le32(conn_type); + basic->aid = cpu_to_le16(vif->cfg.aid); + break; + case NL80211_IFTYPE_ADHOC: + basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); + basic->aid = cpu_to_le16(link_sta->sta->aid); + break; + default: + WARN_ON(1); + break; + } + + memcpy(basic->peer_addr, link_sta->addr, ETH_ALEN); + basic->qos = link_sta->sta->wme; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_basic_tlv); + +void mt76_connac_mcu_sta_uapsd(struct sk_buff *skb, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct sta_rec_uapsd *uapsd; + struct tlv *tlv; + + if (vif->type != NL80211_IFTYPE_AP || !sta->wme) + return; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_APPS, sizeof(*uapsd)); + uapsd = (struct sta_rec_uapsd *)tlv; + + if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) { + uapsd->dac_map |= BIT(3); + uapsd->tac_map |= BIT(3); + } + if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI) { + uapsd->dac_map |= BIT(2); + uapsd->tac_map |= BIT(2); + } + if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE) { + uapsd->dac_map |= BIT(1); + uapsd->tac_map |= BIT(1); + } + if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK) { + uapsd->dac_map |= BIT(0); + uapsd->tac_map |= BIT(0); + } + uapsd->max_sp = sta->max_sp; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_uapsd); + +void mt76_connac_mcu_wtbl_hdr_trans_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, + struct mt76_wcid *wcid, + void *sta_wtbl, void *wtbl_tlv) +{ + struct wtbl_hdr_trans *htr; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_HDR_TRANS, + sizeof(*htr), + wtbl_tlv, sta_wtbl); + htr = (struct wtbl_hdr_trans *)tlv; + htr->no_rx_trans = true; + + if (vif->type == NL80211_IFTYPE_STATION) + htr->to_ds = true; + else + htr->from_ds = true; + + if (!wcid) + return; + + htr->no_rx_trans = !test_bit(MT_WCID_FLAG_HDR_TRANS, &wcid->flags); + if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) { + htr->to_ds = true; + htr->from_ds = true; + } +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_hdr_trans_tlv); + +int mt76_connac_mcu_sta_update_hdr_trans(struct mt76_dev *dev, + struct ieee80211_vif *vif, + struct mt76_wcid *wcid, int cmd) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct wtbl_req_hdr *wtbl_hdr; + struct tlv *sta_wtbl; + struct sk_buff *skb; + + skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, + sizeof(struct tlv)); + + wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, wcid, WTBL_SET, + sta_wtbl, &skb); + if (IS_ERR(wtbl_hdr)) + return PTR_ERR(wtbl_hdr); + + mt76_connac_mcu_wtbl_hdr_trans_tlv(skb, vif, wcid, sta_wtbl, wtbl_hdr); + + return mt76_mcu_skb_send_msg(dev, skb, cmd, true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_update_hdr_trans); + +int mt76_connac_mcu_wtbl_update_hdr_trans(struct mt76_dev *dev, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv; + struct wtbl_req_hdr *wtbl_hdr; + struct sk_buff *skb = NULL; + + wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, wcid, WTBL_SET, NULL, + &skb); + if (IS_ERR(wtbl_hdr)) + return PTR_ERR(wtbl_hdr); + + mt76_connac_mcu_wtbl_hdr_trans_tlv(skb, vif, wcid, NULL, wtbl_hdr); + + return mt76_mcu_skb_send_msg(dev, skb, MCU_EXT_CMD(WTBL_UPDATE), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_update_hdr_trans); + +void mt76_connac_mcu_wtbl_generic_tlv(struct mt76_dev *dev, + struct sk_buff *skb, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + void *sta_wtbl, void *wtbl_tlv) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct wtbl_generic *generic; + struct wtbl_rx *rx; + struct wtbl_spe *spe; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_GENERIC, + sizeof(*generic), + wtbl_tlv, sta_wtbl); + + generic = (struct wtbl_generic *)tlv; + + if (sta) { + if (vif->type == NL80211_IFTYPE_STATION) + generic->partial_aid = cpu_to_le16(vif->cfg.aid); + else + generic->partial_aid = cpu_to_le16(sta->aid); + memcpy(generic->peer_addr, sta->addr, ETH_ALEN); + generic->muar_idx = mvif->omac_idx; + generic->qos = sta->wme; + } else { + if (!is_connac_v1(dev) && vif->type == NL80211_IFTYPE_STATION) + memcpy(generic->peer_addr, vif->bss_conf.bssid, + ETH_ALEN); + else + eth_broadcast_addr(generic->peer_addr); + + generic->muar_idx = 0xe; + } + + tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx), + wtbl_tlv, sta_wtbl); + + rx = (struct wtbl_rx *)tlv; + rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1; + rx->rca2 = 1; + rx->rv = 1; + + if (!is_connac_v1(dev)) + return; + + tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_SPE, sizeof(*spe), + wtbl_tlv, sta_wtbl); + spe = (struct wtbl_spe *)tlv; + spe->spe_idx = 24; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_generic_tlv); + +static void +mt76_connac_mcu_sta_amsdu_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, + struct ieee80211_vif *vif) +{ + struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv; + struct sta_rec_amsdu *amsdu; + struct tlv *tlv; + + if (vif->type != NL80211_IFTYPE_AP && + vif->type != NL80211_IFTYPE_STATION) + return; + + if (!sta->deflink.agg.max_amsdu_len) + return; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); + amsdu = (struct sta_rec_amsdu *)tlv; + amsdu->max_amsdu_num = 8; + amsdu->amsdu_en = true; + amsdu->max_mpdu_size = sta->deflink.agg.max_amsdu_len >= + IEEE80211_MAX_MPDU_LEN_VHT_7991; + + wcid->amsdu = true; +} + +#define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p) +#define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m) +static void +mt76_connac_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta) +{ + struct ieee80211_sta_he_cap *he_cap = &sta->deflink.he_cap; + struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; + struct sta_rec_he *he; + struct tlv *tlv; + u32 cap = 0; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he)); + + he = (struct sta_rec_he *)tlv; + + if (elem->mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE) + cap |= STA_REC_HE_CAP_HTC; + + if (elem->mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR) + cap |= STA_REC_HE_CAP_BSR; + + if (elem->mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL) + cap |= STA_REC_HE_CAP_OM; + + if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU) + cap |= STA_REC_HE_CAP_AMSDU_IN_AMPDU; + + if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR) + cap |= STA_REC_HE_CAP_BQR; + + if (elem->phy_cap_info[0] & + (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G)) + cap |= STA_REC_HE_CAP_BW20_RU242_SUPPORT; + + if (elem->phy_cap_info[1] & + IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD) + cap |= STA_REC_HE_CAP_LDPC; + + if (elem->phy_cap_info[1] & + IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US) + cap |= STA_REC_HE_CAP_SU_PPDU_1LTF_8US_GI; + + if (elem->phy_cap_info[2] & + IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US) + cap |= STA_REC_HE_CAP_NDP_4LTF_3DOT2MS_GI; + + if (elem->phy_cap_info[2] & + IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ) + cap |= STA_REC_HE_CAP_LE_EQ_80M_TX_STBC; + + if (elem->phy_cap_info[2] & + IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ) + cap |= STA_REC_HE_CAP_LE_EQ_80M_RX_STBC; + + if (elem->phy_cap_info[6] & + IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE) + cap |= STA_REC_HE_CAP_PARTIAL_BW_EXT_RANGE; + + if (elem->phy_cap_info[7] & + IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI) + cap |= STA_REC_HE_CAP_SU_MU_PPDU_4LTF_8US_GI; + + if (elem->phy_cap_info[7] & + IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ) + cap |= STA_REC_HE_CAP_GT_80M_TX_STBC; + + if (elem->phy_cap_info[7] & + IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ) + cap |= STA_REC_HE_CAP_GT_80M_RX_STBC; + + if (elem->phy_cap_info[8] & + IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI) + cap |= STA_REC_HE_CAP_ER_SU_PPDU_4LTF_8US_GI; + + if (elem->phy_cap_info[8] & + IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI) + cap |= STA_REC_HE_CAP_ER_SU_PPDU_1LTF_8US_GI; + + if (elem->phy_cap_info[9] & + IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK) + cap |= STA_REC_HE_CAP_TRIG_CQI_FK; + + if (elem->phy_cap_info[9] & + IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU) + cap |= STA_REC_HE_CAP_TX_1024QAM_UNDER_RU242; + + if (elem->phy_cap_info[9] & + IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU) + cap |= STA_REC_HE_CAP_RX_1024QAM_UNDER_RU242; + + he->he_cap = cpu_to_le32(cap); + + switch (sta->deflink.bandwidth) { + case IEEE80211_STA_RX_BW_160: + if (elem->phy_cap_info[0] & + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) + he->max_nss_mcs[CMD_HE_MCS_BW8080] = + he_cap->he_mcs_nss_supp.rx_mcs_80p80; + + he->max_nss_mcs[CMD_HE_MCS_BW160] = + he_cap->he_mcs_nss_supp.rx_mcs_160; + fallthrough; + default: + he->max_nss_mcs[CMD_HE_MCS_BW80] = + he_cap->he_mcs_nss_supp.rx_mcs_80; + break; + } + + he->t_frame_dur = + HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]); + he->max_ampdu_exp = + HE_MAC(CAP3_MAX_AMPDU_LEN_EXP_MASK, elem->mac_cap_info[3]); + + he->bw_set = + HE_PHY(CAP0_CHANNEL_WIDTH_SET_MASK, elem->phy_cap_info[0]); + he->device_class = + HE_PHY(CAP1_DEVICE_CLASS_A, elem->phy_cap_info[1]); + he->punc_pream_rx = + HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]); + + he->dcm_tx_mode = + HE_PHY(CAP3_DCM_MAX_CONST_TX_MASK, elem->phy_cap_info[3]); + he->dcm_tx_max_nss = + HE_PHY(CAP3_DCM_MAX_TX_NSS_2, elem->phy_cap_info[3]); + he->dcm_rx_mode = + HE_PHY(CAP3_DCM_MAX_CONST_RX_MASK, elem->phy_cap_info[3]); + he->dcm_rx_max_nss = + HE_PHY(CAP3_DCM_MAX_RX_NSS_2, elem->phy_cap_info[3]); + he->dcm_rx_max_nss = + HE_PHY(CAP8_DCM_MAX_RU_MASK, elem->phy_cap_info[8]); + + he->pkt_ext = 2; +} + +void +mt76_connac_mcu_sta_he_tlv_v2(struct sk_buff *skb, struct ieee80211_sta *sta) +{ + struct ieee80211_sta_he_cap *he_cap = &sta->deflink.he_cap; + struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; + struct sta_rec_he_v2 *he; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_V2, sizeof(*he)); + + he = (struct sta_rec_he_v2 *)tlv; + memcpy(he->he_phy_cap, elem->phy_cap_info, sizeof(he->he_phy_cap)); + memcpy(he->he_mac_cap, elem->mac_cap_info, sizeof(he->he_mac_cap)); + + switch (sta->deflink.bandwidth) { + case IEEE80211_STA_RX_BW_160: + if (elem->phy_cap_info[0] & + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) + he->max_nss_mcs[CMD_HE_MCS_BW8080] = + he_cap->he_mcs_nss_supp.rx_mcs_80p80; + + he->max_nss_mcs[CMD_HE_MCS_BW160] = + he_cap->he_mcs_nss_supp.rx_mcs_160; + fallthrough; + default: + he->max_nss_mcs[CMD_HE_MCS_BW80] = + he_cap->he_mcs_nss_supp.rx_mcs_80; + break; + } + + he->pkt_ext = IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_he_tlv_v2); + +u8 +mt76_connac_get_phy_mode_v2(struct mt76_phy *mphy, struct ieee80211_vif *vif, + enum nl80211_band band, + struct ieee80211_link_sta *link_sta) +{ + struct ieee80211_sta_ht_cap *ht_cap; + struct ieee80211_sta_vht_cap *vht_cap; + const struct ieee80211_sta_he_cap *he_cap; + const struct ieee80211_sta_eht_cap *eht_cap; + u8 mode = 0; + + if (link_sta) { + ht_cap = &link_sta->ht_cap; + vht_cap = &link_sta->vht_cap; + he_cap = &link_sta->he_cap; + eht_cap = &link_sta->eht_cap; + } else { + struct ieee80211_supported_band *sband; + + sband = mphy->hw->wiphy->bands[band]; + ht_cap = &sband->ht_cap; + vht_cap = &sband->vht_cap; + he_cap = ieee80211_get_he_iftype_cap(sband, vif->type); + eht_cap = ieee80211_get_eht_iftype_cap(sband, vif->type); + } + + if (band == NL80211_BAND_2GHZ) { + mode |= PHY_TYPE_BIT_HR_DSSS | PHY_TYPE_BIT_ERP; + + if (ht_cap->ht_supported) + mode |= PHY_TYPE_BIT_HT; + + if (he_cap && he_cap->has_he) + mode |= PHY_TYPE_BIT_HE; + + if (eht_cap && eht_cap->has_eht) + mode |= PHY_TYPE_BIT_BE; + } else if (band == NL80211_BAND_5GHZ || band == NL80211_BAND_6GHZ) { + mode |= PHY_TYPE_BIT_OFDM; + + if (ht_cap->ht_supported) + mode |= PHY_TYPE_BIT_HT; + + if (vht_cap->vht_supported) + mode |= PHY_TYPE_BIT_VHT; + + if (he_cap && he_cap->has_he) + mode |= PHY_TYPE_BIT_HE; + + if (eht_cap && eht_cap->has_eht) + mode |= PHY_TYPE_BIT_BE; + } + + return mode; +} +EXPORT_SYMBOL_GPL(mt76_connac_get_phy_mode_v2); + +void mt76_connac_mcu_sta_tlv(struct mt76_phy *mphy, struct sk_buff *skb, + struct ieee80211_sta *sta, + struct ieee80211_vif *vif, + u8 rcpi, u8 sta_state) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct cfg80211_chan_def *chandef = mvif->ctx ? + &mvif->ctx->def : &mphy->chandef; + enum nl80211_band band = chandef->chan->band; + struct mt76_dev *dev = mphy->dev; + struct sta_rec_ra_info *ra_info; + struct sta_rec_state *state; + struct sta_rec_phy *phy; + struct tlv *tlv; + u16 supp_rates; + + /* starec ht */ + if (sta->deflink.ht_cap.ht_supported) { + struct sta_rec_ht *ht; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); + ht = (struct sta_rec_ht *)tlv; + ht->ht_cap = cpu_to_le16(sta->deflink.ht_cap.cap); + } + + /* starec vht */ + if (sta->deflink.vht_cap.vht_supported) { + struct sta_rec_vht *vht; + int len; + + len = is_mt7921(dev) ? sizeof(*vht) : sizeof(*vht) - 4; + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, len); + vht = (struct sta_rec_vht *)tlv; + vht->vht_cap = cpu_to_le32(sta->deflink.vht_cap.cap); + vht->vht_rx_mcs_map = sta->deflink.vht_cap.vht_mcs.rx_mcs_map; + vht->vht_tx_mcs_map = sta->deflink.vht_cap.vht_mcs.tx_mcs_map; + } + + /* starec uapsd */ + mt76_connac_mcu_sta_uapsd(skb, vif, sta); + + if (!is_mt7921(dev)) + return; + + if (sta->deflink.ht_cap.ht_supported || sta->deflink.he_cap.has_he) + mt76_connac_mcu_sta_amsdu_tlv(skb, sta, vif); + + /* starec he */ + if (sta->deflink.he_cap.has_he) { + mt76_connac_mcu_sta_he_tlv(skb, sta); + mt76_connac_mcu_sta_he_tlv_v2(skb, sta); + if (band == NL80211_BAND_6GHZ && + sta_state == MT76_STA_INFO_STATE_ASSOC) { + struct sta_rec_he_6g_capa *he_6g_capa; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G, + sizeof(*he_6g_capa)); + he_6g_capa = (struct sta_rec_he_6g_capa *)tlv; + he_6g_capa->capa = sta->deflink.he_6ghz_capa.capa; + } + } + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_PHY, sizeof(*phy)); + phy = (struct sta_rec_phy *)tlv; + phy->phy_type = mt76_connac_get_phy_mode_v2(mphy, vif, band, + &sta->deflink); + phy->basic_rate = cpu_to_le16((u16)vif->bss_conf.basic_rates); + phy->rcpi = rcpi; + phy->ampdu = FIELD_PREP(IEEE80211_HT_AMPDU_PARM_FACTOR, + sta->deflink.ht_cap.ampdu_factor) | + FIELD_PREP(IEEE80211_HT_AMPDU_PARM_DENSITY, + sta->deflink.ht_cap.ampdu_density); + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra_info)); + ra_info = (struct sta_rec_ra_info *)tlv; + + supp_rates = sta->deflink.supp_rates[band]; + if (band == NL80211_BAND_2GHZ) + supp_rates = FIELD_PREP(RA_LEGACY_OFDM, supp_rates >> 4) | + FIELD_PREP(RA_LEGACY_CCK, supp_rates & 0xf); + else + supp_rates = FIELD_PREP(RA_LEGACY_OFDM, supp_rates); + + ra_info->legacy = cpu_to_le16(supp_rates); + + if (sta->deflink.ht_cap.ht_supported) + memcpy(ra_info->rx_mcs_bitmask, + sta->deflink.ht_cap.mcs.rx_mask, + HT_MCS_MASK_NUM); + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_STATE, sizeof(*state)); + state = (struct sta_rec_state *)tlv; + state->state = sta_state; + + if (sta->deflink.vht_cap.vht_supported) { + state->vht_opmode = sta->deflink.bandwidth; + state->vht_opmode |= (sta->deflink.rx_nss - 1) << + IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT; + } +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_tlv); + +void mt76_connac_mcu_wtbl_smps_tlv(struct sk_buff *skb, + struct ieee80211_sta *sta, + void *sta_wtbl, void *wtbl_tlv) +{ + struct wtbl_smps *smps; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps), + wtbl_tlv, sta_wtbl); + smps = (struct wtbl_smps *)tlv; + smps->smps = (sta->deflink.smps_mode == IEEE80211_SMPS_DYNAMIC); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_smps_tlv); + +void mt76_connac_mcu_wtbl_ht_tlv(struct mt76_dev *dev, struct sk_buff *skb, + struct ieee80211_sta *sta, void *sta_wtbl, + void *wtbl_tlv, bool ht_ldpc, bool vht_ldpc) +{ + struct wtbl_ht *ht = NULL; + struct tlv *tlv; + u32 flags = 0; + + if (sta->deflink.ht_cap.ht_supported || sta->deflink.he_6ghz_capa.capa) { + tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht), + wtbl_tlv, sta_wtbl); + ht = (struct wtbl_ht *)tlv; + ht->ldpc = ht_ldpc && + !!(sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING); + + if (sta->deflink.ht_cap.ht_supported) { + ht->af = sta->deflink.ht_cap.ampdu_factor; + ht->mm = sta->deflink.ht_cap.ampdu_density; + } else { + ht->af = le16_get_bits(sta->deflink.he_6ghz_capa.capa, + IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); + ht->mm = le16_get_bits(sta->deflink.he_6ghz_capa.capa, + IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START); + } + + ht->ht = true; + } + + if (sta->deflink.vht_cap.vht_supported || sta->deflink.he_6ghz_capa.capa) { + struct wtbl_vht *vht; + u8 af; + + tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_VHT, + sizeof(*vht), wtbl_tlv, + sta_wtbl); + vht = (struct wtbl_vht *)tlv; + vht->ldpc = vht_ldpc && + !!(sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC); + vht->vht = true; + + af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, + sta->deflink.vht_cap.cap); + if (ht) + ht->af = max(ht->af, af); + } + + mt76_connac_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_tlv); + + if (is_connac_v1(dev) && sta->deflink.ht_cap.ht_supported) { + /* sgi */ + u32 msk = MT_WTBL_W5_SHORT_GI_20 | MT_WTBL_W5_SHORT_GI_40 | + MT_WTBL_W5_SHORT_GI_80 | MT_WTBL_W5_SHORT_GI_160; + struct wtbl_raw *raw; + + tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_RAW_DATA, + sizeof(*raw), wtbl_tlv, + sta_wtbl); + + if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_20) + flags |= MT_WTBL_W5_SHORT_GI_20; + if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_40) + flags |= MT_WTBL_W5_SHORT_GI_40; + + if (sta->deflink.vht_cap.vht_supported) { + if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80) + flags |= MT_WTBL_W5_SHORT_GI_80; + if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160) + flags |= MT_WTBL_W5_SHORT_GI_160; + } + raw = (struct wtbl_raw *)tlv; + raw->val = cpu_to_le32(flags); + raw->msk = cpu_to_le32(~msk); + raw->wtbl_idx = 1; + raw->dw = 5; + } +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_ht_tlv); + +int mt76_connac_mcu_sta_cmd(struct mt76_phy *phy, + struct mt76_sta_cmd_info *info) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)info->vif->drv_priv; + struct ieee80211_link_sta *link_sta; + struct mt76_dev *dev = phy->dev; + struct wtbl_req_hdr *wtbl_hdr; + struct tlv *sta_wtbl; + struct sk_buff *skb; + int conn_state; + + if (!info->link_conf) + info->link_conf = &info->vif->bss_conf; + + skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, info->wcid); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + conn_state = info->enable ? CONN_STATE_PORT_SECURE : + CONN_STATE_DISCONNECT; + link_sta = info->sta ? &info->sta->deflink : NULL; + if (info->sta || !info->offload_fw) + mt76_connac_mcu_sta_basic_tlv(dev, skb, info->link_conf, + link_sta, conn_state, + info->newly); + if (info->sta && info->enable) + mt76_connac_mcu_sta_tlv(phy, skb, info->sta, + info->vif, info->rcpi, + info->state); + + sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, + sizeof(struct tlv)); + + wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, info->wcid, + WTBL_RESET_AND_SET, + sta_wtbl, &skb); + if (IS_ERR(wtbl_hdr)) + return PTR_ERR(wtbl_hdr); + + if (info->enable) { + mt76_connac_mcu_wtbl_generic_tlv(dev, skb, info->vif, + info->sta, sta_wtbl, + wtbl_hdr); + mt76_connac_mcu_wtbl_hdr_trans_tlv(skb, info->vif, info->wcid, + sta_wtbl, wtbl_hdr); + if (info->sta) + mt76_connac_mcu_wtbl_ht_tlv(dev, skb, info->sta, + sta_wtbl, wtbl_hdr, + true, true); + } + + return mt76_mcu_skb_send_msg(dev, skb, info->cmd, true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_cmd); + +void mt76_connac_mcu_wtbl_ba_tlv(struct mt76_dev *dev, struct sk_buff *skb, + struct ieee80211_ampdu_params *params, + bool enable, bool tx, void *sta_wtbl, + void *wtbl_tlv) +{ + struct wtbl_ba *ba; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_nested_tlv(skb, WTBL_BA, sizeof(*ba), + wtbl_tlv, sta_wtbl); + + ba = (struct wtbl_ba *)tlv; + ba->tid = params->tid; + + if (tx) { + ba->ba_type = MT_BA_TYPE_ORIGINATOR; + ba->sn = enable ? cpu_to_le16(params->ssn) : 0; + ba->ba_winsize = enable ? cpu_to_le16(params->buf_size) : 0; + ba->ba_en = enable; + } else { + memcpy(ba->peer_addr, params->sta->addr, ETH_ALEN); + ba->ba_type = MT_BA_TYPE_RECIPIENT; + ba->rst_ba_tid = params->tid; + ba->rst_ba_sel = RST_BA_MAC_TID_MATCH; + ba->rst_ba_sb = 1; + } + + if (!is_connac_v1(dev)) { + ba->ba_winsize = enable ? cpu_to_le16(params->buf_size) : 0; + return; + } + + if (enable && tx) { + static const u8 ba_range[] = { 4, 8, 12, 24, 36, 48, 54, 64 }; + int i; + + for (i = 7; i > 0; i--) { + if (params->buf_size >= ba_range[i]) + break; + } + ba->ba_winsize_idx = i; + } +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_wtbl_ba_tlv); + +int mt76_connac_mcu_uni_add_dev(struct mt76_phy *phy, + struct ieee80211_bss_conf *bss_conf, + struct mt76_vif_link *mvif, + struct mt76_wcid *wcid, + bool enable) +{ + struct mt76_dev *dev = phy->dev; + struct { + struct { + u8 omac_idx; + u8 band_idx; + __le16 pad; + } __packed hdr; + struct req_tlv { + __le16 tag; + __le16 len; + u8 active; + u8 link_idx; /* not link_id */ + u8 omac_addr[ETH_ALEN]; + } __packed tlv; + } dev_req = { + .hdr = { + .omac_idx = mvif->omac_idx, + .band_idx = mvif->band_idx, + }, + .tlv = { + .tag = cpu_to_le16(DEV_INFO_ACTIVE), + .len = cpu_to_le16(sizeof(struct req_tlv)), + .active = enable, + .link_idx = mvif->idx, + }, + }; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_bss_basic_tlv basic; + } basic_req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .basic = { + .tag = cpu_to_le16(UNI_BSS_INFO_BASIC), + .len = cpu_to_le16(sizeof(struct mt76_connac_bss_basic_tlv)), + .omac_idx = mvif->omac_idx, + .band_idx = mvif->band_idx, + .wmm_idx = mvif->wmm_idx, + .active = enable, + .bmc_tx_wlan_idx = cpu_to_le16(wcid->idx), + .sta_idx = cpu_to_le16(wcid->idx), + .conn_state = 1, + .link_idx = mvif->idx, + }, + }; + int err, idx, cmd, len; + void *data; + + switch (bss_conf->vif->type) { + case NL80211_IFTYPE_MESH_POINT: + case NL80211_IFTYPE_MONITOR: + case NL80211_IFTYPE_AP: + basic_req.basic.conn_type = cpu_to_le32(CONNECTION_INFRA_AP); + break; + case NL80211_IFTYPE_STATION: + basic_req.basic.conn_type = cpu_to_le32(CONNECTION_INFRA_STA); + break; + case NL80211_IFTYPE_P2P_DEVICE: + basic_req.basic.conn_type = cpu_to_le32(CONNECTION_P2P_GO); + break; + case NL80211_IFTYPE_ADHOC: + basic_req.basic.conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); + break; + default: + WARN_ON(1); + break; + } + + idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; + basic_req.basic.hw_bss_idx = idx; + + memcpy(dev_req.tlv.omac_addr, bss_conf->addr, ETH_ALEN); + + cmd = enable ? MCU_UNI_CMD(DEV_INFO_UPDATE) : MCU_UNI_CMD(BSS_INFO_UPDATE); + data = enable ? (void *)&dev_req : (void *)&basic_req; + len = enable ? sizeof(dev_req) : sizeof(basic_req); + + err = mt76_mcu_send_msg(dev, cmd, data, len, true); + if (err < 0) + return err; + + cmd = enable ? MCU_UNI_CMD(BSS_INFO_UPDATE) : MCU_UNI_CMD(DEV_INFO_UPDATE); + data = enable ? (void *)&basic_req : (void *)&dev_req; + len = enable ? sizeof(basic_req) : sizeof(dev_req); + + return mt76_mcu_send_msg(dev, cmd, data, len, true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_uni_add_dev); + +void mt76_connac_mcu_sta_ba_tlv(struct sk_buff *skb, + struct ieee80211_ampdu_params *params, + bool enable, bool tx) +{ + struct sta_rec_ba *ba; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); + + ba = (struct sta_rec_ba *)tlv; + ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT; + ba->winsize = cpu_to_le16(params->buf_size); + ba->ssn = cpu_to_le16(params->ssn); + ba->ba_en = enable << params->tid; + ba->amsdu = params->amsdu; + ba->tid = params->tid; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_ba_tlv); + +int mt76_connac_mcu_sta_wed_update(struct mt76_dev *dev, struct sk_buff *skb) +{ + if (!mt76_is_mmio(dev)) + return 0; + + if (!mtk_wed_device_active(&dev->mmio.wed)) + return 0; + + return mtk_wed_device_update_msg(&dev->mmio.wed, WED_WO_STA_REC, + skb->data, skb->len); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_wed_update); + +int mt76_connac_mcu_sta_ba(struct mt76_dev *dev, struct mt76_vif_link *mvif, + struct ieee80211_ampdu_params *params, + int cmd, bool enable, bool tx) +{ + struct mt76_wcid *wcid = (struct mt76_wcid *)params->sta->drv_priv; + struct wtbl_req_hdr *wtbl_hdr; + struct tlv *sta_wtbl; + struct sk_buff *skb; + int ret; + + skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, + sizeof(struct tlv)); + + wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(dev, wcid, WTBL_SET, + sta_wtbl, &skb); + if (IS_ERR(wtbl_hdr)) + return PTR_ERR(wtbl_hdr); + + mt76_connac_mcu_wtbl_ba_tlv(dev, skb, params, enable, tx, sta_wtbl, + wtbl_hdr); + + ret = mt76_connac_mcu_sta_wed_update(dev, skb); + if (ret) + return ret; + + ret = mt76_mcu_skb_send_msg(dev, skb, cmd, true); + if (ret) + return ret; + + skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + mt76_connac_mcu_sta_ba_tlv(skb, params, enable, tx); + + ret = mt76_connac_mcu_sta_wed_update(dev, skb); + if (ret) + return ret; + + return mt76_mcu_skb_send_msg(dev, skb, cmd, true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sta_ba); + +u8 mt76_connac_get_phy_mode(struct mt76_phy *phy, struct ieee80211_vif *vif, + enum nl80211_band band, + struct ieee80211_link_sta *link_sta) +{ + struct mt76_dev *dev = phy->dev; + const struct ieee80211_sta_he_cap *he_cap; + struct ieee80211_sta_vht_cap *vht_cap; + struct ieee80211_sta_ht_cap *ht_cap; + u8 mode = 0; + + if (is_connac_v1(dev)) + return 0x38; + + if (link_sta) { + ht_cap = &link_sta->ht_cap; + vht_cap = &link_sta->vht_cap; + he_cap = &link_sta->he_cap; + } else { + struct ieee80211_supported_band *sband; + + sband = phy->hw->wiphy->bands[band]; + ht_cap = &sband->ht_cap; + vht_cap = &sband->vht_cap; + he_cap = ieee80211_get_he_iftype_cap(sband, vif->type); + } + + if (band == NL80211_BAND_2GHZ) { + mode |= PHY_MODE_B | PHY_MODE_G; + + if (ht_cap->ht_supported) + mode |= PHY_MODE_GN; + + if (he_cap && he_cap->has_he) + mode |= PHY_MODE_AX_24G; + } else if (band == NL80211_BAND_5GHZ) { + mode |= PHY_MODE_A; + + if (ht_cap->ht_supported) + mode |= PHY_MODE_AN; + + if (vht_cap->vht_supported) + mode |= PHY_MODE_AC; + + if (he_cap && he_cap->has_he) + mode |= PHY_MODE_AX_5G; + } else if (band == NL80211_BAND_6GHZ) { + mode |= PHY_MODE_A | PHY_MODE_AN | + PHY_MODE_AC | PHY_MODE_AX_5G; + } + + return mode; +} +EXPORT_SYMBOL_GPL(mt76_connac_get_phy_mode); + +u8 mt76_connac_get_phy_mode_ext(struct mt76_phy *phy, struct ieee80211_bss_conf *conf, + enum nl80211_band band) +{ + const struct ieee80211_sta_eht_cap *eht_cap; + struct ieee80211_supported_band *sband; + u8 mode = 0; + + if (band == NL80211_BAND_6GHZ) + mode |= PHY_MODE_AX_6G; + + sband = phy->hw->wiphy->bands[band]; + eht_cap = ieee80211_get_eht_iftype_cap(sband, conf->vif->type); + + if (!eht_cap || !eht_cap->has_eht || !conf->eht_support) + return mode; + + switch (band) { + case NL80211_BAND_6GHZ: + mode |= PHY_MODE_BE_6G; + break; + case NL80211_BAND_5GHZ: + mode |= PHY_MODE_BE_5G; + break; + case NL80211_BAND_2GHZ: + mode |= PHY_MODE_BE_24G; + break; + default: + break; + } + + return mode; +} +EXPORT_SYMBOL_GPL(mt76_connac_get_phy_mode_ext); + +const struct ieee80211_sta_he_cap * +mt76_connac_get_he_phy_cap(struct mt76_phy *phy, struct ieee80211_vif *vif) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct cfg80211_chan_def *chandef = mvif->ctx ? + &mvif->ctx->def : &phy->chandef; + enum nl80211_band band = chandef->chan->band; + struct ieee80211_supported_band *sband; + + sband = phy->hw->wiphy->bands[band]; + + return ieee80211_get_he_iftype_cap(sband, vif->type); +} +EXPORT_SYMBOL_GPL(mt76_connac_get_he_phy_cap); + +const struct ieee80211_sta_eht_cap * +mt76_connac_get_eht_phy_cap(struct mt76_phy *phy, struct ieee80211_vif *vif) +{ + enum nl80211_band band = phy->chandef.chan->band; + struct ieee80211_supported_band *sband; + + sband = phy->hw->wiphy->bands[band]; + + return ieee80211_get_eht_iftype_cap(sband, vif->type); +} +EXPORT_SYMBOL_GPL(mt76_connac_get_eht_phy_cap); + +#define DEFAULT_HE_PE_DURATION 4 +#define DEFAULT_HE_DURATION_RTS_THRES 1023 +static void +mt76_connac_mcu_uni_bss_he_tlv(struct mt76_phy *phy, struct ieee80211_vif *vif, + struct tlv *tlv) +{ + const struct ieee80211_sta_he_cap *cap; + struct bss_info_uni_he *he; + + cap = mt76_connac_get_he_phy_cap(phy, vif); + + he = (struct bss_info_uni_he *)tlv; + he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext; + if (!he->he_pe_duration) + he->he_pe_duration = DEFAULT_HE_PE_DURATION; + + he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th); + if (!he->he_rts_thres) + he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); + + he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; + he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; + he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; +} + +int mt76_connac_mcu_uni_set_chctx(struct mt76_phy *phy, struct mt76_vif_link *mvif, + struct ieee80211_chanctx_conf *ctx) +{ + struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &phy->chandef; + int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2; + enum nl80211_band band = chandef->chan->band; + struct mt76_dev *mdev = phy->dev; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct rlm_tlv { + __le16 tag; + __le16 len; + u8 control_channel; + u8 center_chan; + u8 center_chan2; + u8 bw; + u8 tx_streams; + u8 rx_streams; + u8 short_st; + u8 ht_op_info; + u8 sco; + u8 band; + u8 pad[2]; + } __packed rlm; + } __packed rlm_req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .rlm = { + .tag = cpu_to_le16(UNI_BSS_INFO_RLM), + .len = cpu_to_le16(sizeof(struct rlm_tlv)), + .control_channel = chandef->chan->hw_value, + .center_chan = ieee80211_frequency_to_channel(freq1), + .center_chan2 = ieee80211_frequency_to_channel(freq2), + .tx_streams = hweight8(phy->antenna_mask), + .ht_op_info = 4, /* set HT 40M allowed */ + .rx_streams = phy->chainmask, + .short_st = true, + .band = band, + }, + }; + + switch (chandef->width) { + case NL80211_CHAN_WIDTH_40: + rlm_req.rlm.bw = CMD_CBW_40MHZ; + break; + case NL80211_CHAN_WIDTH_80: + rlm_req.rlm.bw = CMD_CBW_80MHZ; + break; + case NL80211_CHAN_WIDTH_80P80: + rlm_req.rlm.bw = CMD_CBW_8080MHZ; + break; + case NL80211_CHAN_WIDTH_160: + rlm_req.rlm.bw = CMD_CBW_160MHZ; + break; + case NL80211_CHAN_WIDTH_5: + rlm_req.rlm.bw = CMD_CBW_5MHZ; + break; + case NL80211_CHAN_WIDTH_10: + rlm_req.rlm.bw = CMD_CBW_10MHZ; + break; + case NL80211_CHAN_WIDTH_20_NOHT: + case NL80211_CHAN_WIDTH_20: + default: + rlm_req.rlm.bw = CMD_CBW_20MHZ; + rlm_req.rlm.ht_op_info = 0; + break; + } + + if (rlm_req.rlm.control_channel < rlm_req.rlm.center_chan) + rlm_req.rlm.sco = 1; /* SCA */ + else if (rlm_req.rlm.control_channel > rlm_req.rlm.center_chan) + rlm_req.rlm.sco = 3; /* SCB */ + + return mt76_mcu_send_msg(mdev, MCU_UNI_CMD(BSS_INFO_UPDATE), &rlm_req, + sizeof(rlm_req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_uni_set_chctx); + +int mt76_connac_mcu_uni_add_bss(struct mt76_phy *phy, + struct ieee80211_vif *vif, + struct mt76_wcid *wcid, + bool enable, + struct ieee80211_chanctx_conf *ctx) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &phy->chandef; + enum nl80211_band band = chandef->chan->band; + struct mt76_dev *mdev = phy->dev; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_bss_basic_tlv basic; + struct mt76_connac_bss_qos_tlv qos; + } basic_req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .basic = { + .tag = cpu_to_le16(UNI_BSS_INFO_BASIC), + .len = cpu_to_le16(sizeof(struct mt76_connac_bss_basic_tlv)), + .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), + .dtim_period = vif->bss_conf.dtim_period, + .omac_idx = mvif->omac_idx, + .band_idx = mvif->band_idx, + .wmm_idx = mvif->wmm_idx, + .active = true, /* keep bss deactivated */ + .phymode = mt76_connac_get_phy_mode(phy, vif, band, NULL), + }, + .qos = { + .tag = cpu_to_le16(UNI_BSS_INFO_QBSS), + .len = cpu_to_le16(sizeof(struct mt76_connac_bss_qos_tlv)), + .qos = vif->bss_conf.qos, + }, + }; + int err, conn_type; + u8 idx, basic_phy; + + idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx; + basic_req.basic.hw_bss_idx = idx; + if (band == NL80211_BAND_6GHZ) + basic_req.basic.phymode_ext = PHY_MODE_AX_6G; + + basic_phy = mt76_connac_get_phy_mode_v2(phy, vif, band, NULL); + basic_req.basic.nonht_basic_phy = cpu_to_le16(basic_phy); + + switch (vif->type) { + case NL80211_IFTYPE_MESH_POINT: + case NL80211_IFTYPE_AP: + if (vif->p2p) + conn_type = CONNECTION_P2P_GO; + else + conn_type = CONNECTION_INFRA_AP; + basic_req.basic.conn_type = cpu_to_le32(conn_type); + /* Fully active/deactivate BSS network in AP mode only */ + basic_req.basic.active = enable; + break; + case NL80211_IFTYPE_STATION: + if (vif->p2p) + conn_type = CONNECTION_P2P_GC; + else + conn_type = CONNECTION_INFRA_STA; + basic_req.basic.conn_type = cpu_to_le32(conn_type); + break; + case NL80211_IFTYPE_ADHOC: + basic_req.basic.conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); + break; + default: + WARN_ON(1); + break; + } + + memcpy(basic_req.basic.bssid, vif->bss_conf.bssid, ETH_ALEN); + basic_req.basic.bmc_tx_wlan_idx = cpu_to_le16(wcid->idx); + basic_req.basic.sta_idx = cpu_to_le16(wcid->idx); + basic_req.basic.conn_state = !enable; + + err = mt76_mcu_send_msg(mdev, MCU_UNI_CMD(BSS_INFO_UPDATE), &basic_req, + sizeof(basic_req), true); + if (err < 0) + return err; + + if (vif->bss_conf.he_support) { + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct bss_info_uni_he he; + struct bss_info_uni_bss_color bss_color; + } he_req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .he = { + .tag = cpu_to_le16(UNI_BSS_INFO_HE_BASIC), + .len = cpu_to_le16(sizeof(struct bss_info_uni_he)), + }, + .bss_color = { + .tag = cpu_to_le16(UNI_BSS_INFO_BSS_COLOR), + .len = cpu_to_le16(sizeof(struct bss_info_uni_bss_color)), + .enable = 0, + .bss_color = 0, + }, + }; + + if (enable) { + he_req.bss_color.enable = + vif->bss_conf.he_bss_color.enabled; + he_req.bss_color.bss_color = + vif->bss_conf.he_bss_color.color; + } + + mt76_connac_mcu_uni_bss_he_tlv(phy, vif, + (struct tlv *)&he_req.he); + err = mt76_mcu_send_msg(mdev, MCU_UNI_CMD(BSS_INFO_UPDATE), + &he_req, sizeof(he_req), true); + if (err < 0) + return err; + } + + return mt76_connac_mcu_uni_set_chctx(phy, mvif, ctx); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_uni_add_bss); + +#define MT76_CONNAC_SCAN_CHANNEL_TIME 60 +int mt76_connac_mcu_hw_scan(struct mt76_phy *phy, struct ieee80211_vif *vif, + struct ieee80211_scan_request *scan_req) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct cfg80211_scan_request *sreq = &scan_req->req; + int n_ssids = 0, err, i, duration; + int ext_channels_num = max_t(int, sreq->n_channels - 32, 0); + struct ieee80211_channel **scan_list = sreq->channels; + struct mt76_dev *mdev = phy->dev; + struct mt76_connac_mcu_scan_channel *chan; + struct mt76_connac_hw_scan_req *req; + struct sk_buff *skb; + + if (test_bit(MT76_HW_SCANNING, &phy->state)) + return -EBUSY; + + skb = mt76_mcu_msg_alloc(mdev, NULL, sizeof(*req)); + if (!skb) + return -ENOMEM; + + set_bit(MT76_HW_SCANNING, &phy->state); + mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f; + + req = (struct mt76_connac_hw_scan_req *)skb_put_zero(skb, sizeof(*req)); + + req->seq_num = mvif->scan_seq_num | mvif->band_idx << 7; + req->bss_idx = mvif->idx; + req->scan_type = sreq->n_ssids ? 1 : 0; + req->probe_req_num = sreq->n_ssids ? 2 : 0; + req->version = 1; + + for (i = 0; i < sreq->n_ssids; i++) { + if (!sreq->ssids[i].ssid_len) + continue; + + req->ssids[i].ssid_len = cpu_to_le32(sreq->ssids[i].ssid_len); + memcpy(req->ssids[i].ssid, sreq->ssids[i].ssid, + sreq->ssids[i].ssid_len); + n_ssids++; + } + req->ssid_type = n_ssids ? BIT(2) : BIT(0); + req->ssid_type_ext = n_ssids ? BIT(0) : 0; + req->ssids_num = n_ssids; + + duration = is_mt7921(phy->dev) ? 0 : MT76_CONNAC_SCAN_CHANNEL_TIME; + /* increase channel time for passive scan */ + if (!sreq->n_ssids) + duration *= 2; + req->timeout_value = cpu_to_le16(sreq->n_channels * duration); + req->channel_min_dwell_time = cpu_to_le16(duration); + req->channel_dwell_time = cpu_to_le16(duration); + + if (sreq->n_channels == 0 || sreq->n_channels > 64) { + req->channel_type = 0; + req->channels_num = 0; + req->ext_channels_num = 0; + } else { + req->channel_type = 4; + req->channels_num = min_t(u8, sreq->n_channels, 32); + req->ext_channels_num = min_t(u8, ext_channels_num, 32); + } + + for (i = 0; i < req->channels_num + req->ext_channels_num; i++) { + if (i >= 32) + chan = &req->ext_channels[i - 32]; + else + chan = &req->channels[i]; + + switch (scan_list[i]->band) { + case NL80211_BAND_2GHZ: + chan->band = 1; + break; + case NL80211_BAND_6GHZ: + chan->band = 3; + break; + default: + chan->band = 2; + break; + } + chan->channel_num = scan_list[i]->hw_value; + } + + if (sreq->ie_len > 0) { + memcpy(req->ies, sreq->ie, sreq->ie_len); + req->ies_len = cpu_to_le16(sreq->ie_len); + } + + if (is_mt7921(phy->dev)) + req->scan_func |= SCAN_FUNC_SPLIT_SCAN; + + memcpy(req->bssid, sreq->bssid, ETH_ALEN); + if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { + get_random_mask_addr(req->random_mac, sreq->mac_addr, + sreq->mac_addr_mask); + req->scan_func |= SCAN_FUNC_RANDOM_MAC; + } + + err = mt76_mcu_skb_send_msg(mdev, skb, MCU_CE_CMD(START_HW_SCAN), + false); + if (err < 0) + clear_bit(MT76_HW_SCANNING, &phy->state); + + return err; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_hw_scan); + +int mt76_connac_mcu_cancel_hw_scan(struct mt76_phy *phy, + struct ieee80211_vif *vif) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct { + u8 seq_num; + u8 is_ext_channel; + u8 rsv[2]; + } __packed req = { + .seq_num = mvif->scan_seq_num, + }; + + if (test_and_clear_bit(MT76_HW_SCANNING, &phy->state)) { + struct cfg80211_scan_info info = { + .aborted = true, + }; + + ieee80211_scan_completed(phy->hw, &info); + } + + return mt76_mcu_send_msg(phy->dev, MCU_CE_CMD(CANCEL_HW_SCAN), + &req, sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_cancel_hw_scan); + +int mt76_connac_mcu_sched_scan_req(struct mt76_phy *phy, + struct ieee80211_vif *vif, + struct cfg80211_sched_scan_request *sreq) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct ieee80211_channel **scan_list = sreq->channels; + struct mt76_connac_mcu_scan_channel *chan; + struct mt76_connac_sched_scan_req *req; + struct mt76_dev *mdev = phy->dev; + struct cfg80211_match_set *match; + struct cfg80211_ssid *ssid; + struct sk_buff *skb; + int i; + + skb = mt76_mcu_msg_alloc(mdev, NULL, sizeof(*req) + sreq->ie_len); + if (!skb) + return -ENOMEM; + + mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f; + + req = (struct mt76_connac_sched_scan_req *)skb_put_zero(skb, sizeof(*req)); + req->version = 1; + req->seq_num = mvif->scan_seq_num | mvif->band_idx << 7; + + if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { + u8 *addr = is_mt7663(phy->dev) ? req->mt7663.random_mac + : req->mt7921.random_mac; + + req->scan_func = 1; + get_random_mask_addr(addr, sreq->mac_addr, + sreq->mac_addr_mask); + } + if (is_mt7921(phy->dev)) { + req->mt7921.bss_idx = mvif->idx; + req->mt7921.delay = cpu_to_le32(sreq->delay); + } + + req->ssids_num = sreq->n_ssids; + for (i = 0; i < req->ssids_num; i++) { + ssid = &sreq->ssids[i]; + memcpy(req->ssids[i].ssid, ssid->ssid, ssid->ssid_len); + req->ssids[i].ssid_len = cpu_to_le32(ssid->ssid_len); + } + + req->match_num = sreq->n_match_sets; + for (i = 0; i < req->match_num; i++) { + match = &sreq->match_sets[i]; + memcpy(req->match[i].ssid, match->ssid.ssid, + match->ssid.ssid_len); + req->match[i].rssi_th = cpu_to_le32(match->rssi_thold); + req->match[i].ssid_len = match->ssid.ssid_len; + } + + req->channel_type = sreq->n_channels ? 4 : 0; + req->channels_num = min_t(u8, sreq->n_channels, 64); + for (i = 0; i < req->channels_num; i++) { + chan = &req->channels[i]; + + switch (scan_list[i]->band) { + case NL80211_BAND_2GHZ: + chan->band = 1; + break; + case NL80211_BAND_6GHZ: + chan->band = 3; + break; + default: + chan->band = 2; + break; + } + chan->channel_num = scan_list[i]->hw_value; + } + + req->intervals_num = sreq->n_scan_plans; + for (i = 0; i < req->intervals_num; i++) + req->intervals[i] = cpu_to_le16(sreq->scan_plans[i].interval); + + if (sreq->ie_len > 0) { + req->ie_len = cpu_to_le16(sreq->ie_len); + memcpy(skb_put(skb, sreq->ie_len), sreq->ie, sreq->ie_len); + } + + return mt76_mcu_skb_send_msg(mdev, skb, MCU_CE_CMD(SCHED_SCAN_REQ), + false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sched_scan_req); + +int mt76_connac_mcu_sched_scan_enable(struct mt76_phy *phy, + struct ieee80211_vif *vif, + bool enable) +{ + struct { + u8 active; /* 0: enabled 1: disabled */ + u8 rsv[3]; + } __packed req = { + .active = !enable, + }; + + if (enable) + set_bit(MT76_HW_SCHED_SCANNING, &phy->state); + else + clear_bit(MT76_HW_SCHED_SCANNING, &phy->state); + + return mt76_mcu_send_msg(phy->dev, MCU_CE_CMD(SCHED_SCAN_ENABLE), + &req, sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_sched_scan_enable); + +int mt76_connac_mcu_chip_config(struct mt76_dev *dev) +{ + struct mt76_connac_config req = { + .resp_type = 0, + }; + + memcpy(req.data, "assert", 7); + + return mt76_mcu_send_msg(dev, MCU_CE_CMD(CHIP_CONFIG), + &req, sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_chip_config); + +int mt76_connac_mcu_set_deep_sleep(struct mt76_dev *dev, bool enable) +{ + struct mt76_connac_config req = { + .resp_type = 0, + }; + + snprintf(req.data, sizeof(req.data), "KeepFullPwr %d", !enable); + + return mt76_mcu_send_msg(dev, MCU_CE_CMD(CHIP_CONFIG), + &req, sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_deep_sleep); + +int mt76_connac_sta_state_dp(struct mt76_dev *dev, + enum ieee80211_sta_state old_state, + enum ieee80211_sta_state new_state) +{ + if ((old_state == IEEE80211_STA_ASSOC && + new_state == IEEE80211_STA_AUTHORIZED) || + (old_state == IEEE80211_STA_NONE && + new_state == IEEE80211_STA_NOTEXIST)) + mt76_connac_mcu_set_deep_sleep(dev, true); + + if ((old_state == IEEE80211_STA_NOTEXIST && + new_state == IEEE80211_STA_NONE) || + (old_state == IEEE80211_STA_AUTHORIZED && + new_state == IEEE80211_STA_ASSOC)) + mt76_connac_mcu_set_deep_sleep(dev, false); + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_connac_sta_state_dp); + +void mt76_connac_mcu_coredump_event(struct mt76_dev *dev, struct sk_buff *skb, + struct mt76_connac_coredump *coredump) +{ + spin_lock_bh(&dev->lock); + __skb_queue_tail(&coredump->msg_list, skb); + spin_unlock_bh(&dev->lock); + + coredump->last_activity = jiffies; + + queue_delayed_work(dev->wq, &coredump->work, + MT76_CONNAC_COREDUMP_TIMEOUT); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_coredump_event); + +static void +mt76_connac_mcu_build_sku(struct mt76_dev *dev, s8 *sku, + struct mt76_power_limits *limits, + enum nl80211_band band) +{ + int max_power = is_mt7921(dev) ? 127 : 63; + int i, offset = sizeof(limits->cck); + + memset(sku, max_power, MT_SKU_POWER_LIMIT); + + if (band == NL80211_BAND_2GHZ) { + /* cck */ + memcpy(sku, limits->cck, sizeof(limits->cck)); + } + + /* ofdm */ + memcpy(&sku[offset], limits->ofdm, sizeof(limits->ofdm)); + offset += sizeof(limits->ofdm); + + /* ht */ + for (i = 0; i < 2; i++) { + memcpy(&sku[offset], limits->mcs[i], 8); + offset += 8; + } + sku[offset++] = limits->mcs[0][0]; + + /* vht */ + for (i = 0; i < ARRAY_SIZE(limits->mcs); i++) { + memcpy(&sku[offset], limits->mcs[i], + ARRAY_SIZE(limits->mcs[i])); + offset += 12; + } + + if (!is_mt7921(dev)) + return; + + /* he */ + for (i = 0; i < ARRAY_SIZE(limits->ru); i++) { + memcpy(&sku[offset], limits->ru[i], ARRAY_SIZE(limits->ru[i])); + offset += ARRAY_SIZE(limits->ru[i]); + } +} + +s8 mt76_connac_get_ch_power(struct mt76_phy *phy, + struct ieee80211_channel *chan, + s8 target_power) +{ + struct mt76_dev *dev = phy->dev; + struct ieee80211_supported_band *sband; + int i; + + switch (chan->band) { + case NL80211_BAND_2GHZ: + sband = &phy->sband_2g.sband; + break; + case NL80211_BAND_5GHZ: + sband = &phy->sband_5g.sband; + break; + case NL80211_BAND_6GHZ: + sband = &phy->sband_6g.sband; + break; + default: + return target_power; + } + + for (i = 0; i < sband->n_channels; i++) { + struct ieee80211_channel *ch = &sband->channels[i]; + + if (ch->hw_value == chan->hw_value) { + if (!(ch->flags & IEEE80211_CHAN_DISABLED)) { + int power = 2 * ch->max_reg_power; + + if (is_mt7663(dev) && (power > 63 || power < -64)) + power = 63; + target_power = min_t(s8, power, target_power); + } + break; + } + } + + return target_power; +} +EXPORT_SYMBOL_GPL(mt76_connac_get_ch_power); + +static int +mt76_connac_mcu_rate_txpower_band(struct mt76_phy *phy, + enum nl80211_band band) +{ + struct mt76_dev *dev = phy->dev; + int sku_len, batch_len = is_mt7921(dev) ? 8 : 16; + static const u8 chan_list_2ghz[] = { + 1, 2, 3, 4, 5, 6, 7, + 8, 9, 10, 11, 12, 13, 14 + }; + static const u8 chan_list_5ghz[] = { + 36, 38, 40, 42, 44, 46, 48, + 50, 52, 54, 56, 58, 60, 62, + 64, 100, 102, 104, 106, 108, 110, + 112, 114, 116, 118, 120, 122, 124, + 126, 128, 132, 134, 136, 138, 140, + 142, 144, 149, 151, 153, 155, 157, + 159, 161, 165, 169, 173, 177 + }; + static const u8 chan_list_6ghz[] = { + 1, 3, 5, 7, 9, 11, 13, + 15, 17, 19, 21, 23, 25, 27, + 29, 33, 35, 37, 39, 41, 43, + 45, 47, 49, 51, 53, 55, 57, + 59, 61, 65, 67, 69, 71, 73, + 75, 77, 79, 81, 83, 85, 87, + 89, 91, 93, 97, 99, 101, 103, + 105, 107, 109, 111, 113, 115, 117, + 119, 121, 123, 125, 129, 131, 133, + 135, 137, 139, 141, 143, 145, 147, + 149, 151, 153, 155, 157, 161, 163, + 165, 167, 169, 171, 173, 175, 177, + 179, 181, 183, 185, 187, 189, 193, + 195, 197, 199, 201, 203, 205, 207, + 209, 211, 213, 215, 217, 219, 221, + 225, 227, 229, 233 + }; + int i, n_chan, batch_size, idx = 0, tx_power, last_ch, err = 0; + struct mt76_connac_sku_tlv sku_tlbv; + struct mt76_power_limits *limits; + const u8 *ch_list; + + limits = devm_kmalloc(dev->dev, sizeof(*limits), GFP_KERNEL); + if (!limits) + return -ENOMEM; + + sku_len = is_mt7921(dev) ? sizeof(sku_tlbv) : sizeof(sku_tlbv) - 92; + tx_power = 2 * phy->hw->conf.power_level; + if (!tx_power) + tx_power = 127; + + if (band == NL80211_BAND_2GHZ) { + n_chan = ARRAY_SIZE(chan_list_2ghz); + ch_list = chan_list_2ghz; + } else if (band == NL80211_BAND_6GHZ) { + n_chan = ARRAY_SIZE(chan_list_6ghz); + ch_list = chan_list_6ghz; + } else { + n_chan = ARRAY_SIZE(chan_list_5ghz); + ch_list = chan_list_5ghz; + } + batch_size = DIV_ROUND_UP(n_chan, batch_len); + + if (phy->cap.has_6ghz) + last_ch = chan_list_6ghz[ARRAY_SIZE(chan_list_6ghz) - 1]; + else if (phy->cap.has_5ghz) + last_ch = chan_list_5ghz[ARRAY_SIZE(chan_list_5ghz) - 1]; + else + last_ch = chan_list_2ghz[ARRAY_SIZE(chan_list_2ghz) - 1]; + + for (i = 0; i < batch_size; i++) { + struct mt76_connac_tx_power_limit_tlv tx_power_tlv = {}; + int j, msg_len, num_ch; + struct sk_buff *skb; + + num_ch = i == batch_size - 1 ? n_chan - i * batch_len : batch_len; + msg_len = sizeof(tx_power_tlv) + num_ch * sizeof(sku_tlbv); + skb = mt76_mcu_msg_alloc(dev, NULL, msg_len); + if (!skb) { + err = -ENOMEM; + goto out; + } + + skb_reserve(skb, sizeof(tx_power_tlv)); + + BUILD_BUG_ON(sizeof(dev->alpha2) > sizeof(tx_power_tlv.alpha2)); + memcpy(tx_power_tlv.alpha2, dev->alpha2, sizeof(dev->alpha2)); + tx_power_tlv.n_chan = num_ch; + + switch (band) { + case NL80211_BAND_2GHZ: + tx_power_tlv.band = 1; + break; + case NL80211_BAND_6GHZ: + tx_power_tlv.band = 3; + break; + default: + tx_power_tlv.band = 2; + break; + } + + for (j = 0; j < num_ch; j++, idx++) { + struct ieee80211_channel chan = { + .hw_value = ch_list[idx], + .band = band, + }; + s8 reg_power, sar_power; + + reg_power = mt76_connac_get_ch_power(phy, &chan, + tx_power); + sar_power = mt76_get_sar_power(phy, &chan, reg_power); + + mt76_get_rate_power_limits(phy, &chan, limits, + sar_power); + + tx_power_tlv.last_msg = ch_list[idx] == last_ch; + sku_tlbv.channel = ch_list[idx]; + + mt76_connac_mcu_build_sku(dev, sku_tlbv.pwr_limit, + limits, band); + skb_put_data(skb, &sku_tlbv, sku_len); + } + __skb_push(skb, sizeof(tx_power_tlv)); + memcpy(skb->data, &tx_power_tlv, sizeof(tx_power_tlv)); + + err = mt76_mcu_skb_send_msg(dev, skb, + MCU_CE_CMD(SET_RATE_TX_POWER), + false); + if (err < 0) + goto out; + } + +out: + devm_kfree(dev->dev, limits); + return err; +} + +int mt76_connac_mcu_set_rate_txpower(struct mt76_phy *phy) +{ + int err; + + if (phy->cap.has_2ghz) { + err = mt76_connac_mcu_rate_txpower_band(phy, + NL80211_BAND_2GHZ); + if (err < 0) + return err; + } + if (phy->cap.has_5ghz) { + err = mt76_connac_mcu_rate_txpower_band(phy, + NL80211_BAND_5GHZ); + if (err < 0) + return err; + } + if (phy->cap.has_6ghz) { + err = mt76_connac_mcu_rate_txpower_band(phy, + NL80211_BAND_6GHZ); + if (err < 0) + return err; + } + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_rate_txpower); + +int mt76_connac_mcu_update_arp_filter(struct mt76_dev *dev, + struct mt76_vif_link *vif, + struct ieee80211_bss_conf *info) +{ + struct ieee80211_vif *mvif = container_of(info, struct ieee80211_vif, + bss_conf); + struct sk_buff *skb; + int i, len = min_t(int, mvif->cfg.arp_addr_cnt, + IEEE80211_BSS_ARP_ADDR_LIST_LEN); + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_arpns_tlv arp; + } req_hdr = { + .hdr = { + .bss_idx = vif->idx, + }, + .arp = { + .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP), + .len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)), + .ips_num = len, + .mode = 2, /* update */ + .option = 1, + }, + }; + + skb = mt76_mcu_msg_alloc(dev, NULL, + sizeof(req_hdr) + len * sizeof(__be32)); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &req_hdr, sizeof(req_hdr)); + for (i = 0; i < len; i++) + skb_put_data(skb, &mvif->cfg.arp_addr_list[i], sizeof(__be32)); + + return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD(OFFLOAD), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_update_arp_filter); + +int mt76_connac_mcu_set_p2p_oppps(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + int ct_window = vif->bss_conf.p2p_noa_attr.oppps_ctwindow; + struct mt76_phy *phy = hw->priv; + struct { + __le32 ct_win; + u8 bss_idx; + u8 rsv[3]; + } __packed req = { + .ct_win = cpu_to_le32(ct_window), + .bss_idx = mvif->idx, + }; + + return mt76_mcu_send_msg(phy->dev, MCU_CE_CMD(SET_P2P_OPPPS), + &req, sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_p2p_oppps); + +#ifdef CONFIG_PM + +const struct wiphy_wowlan_support mt76_connac_wowlan_support = { + .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT | + WIPHY_WOWLAN_SUPPORTS_GTK_REKEY | WIPHY_WOWLAN_NET_DETECT, + .n_patterns = 1, + .pattern_min_len = 1, + .pattern_max_len = MT76_CONNAC_WOW_PATTEN_MAX_LEN, + .max_nd_match_sets = 10, +}; +EXPORT_SYMBOL_GPL(mt76_connac_wowlan_support); + +static void +mt76_connac_mcu_key_iter(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *key, + void *data) +{ + struct mt76_connac_gtk_rekey_tlv *gtk_tlv = data; + u32 cipher; + + if (key->cipher != WLAN_CIPHER_SUITE_AES_CMAC && + key->cipher != WLAN_CIPHER_SUITE_CCMP && + key->cipher != WLAN_CIPHER_SUITE_TKIP) + return; + + if (key->cipher == WLAN_CIPHER_SUITE_TKIP) + cipher = BIT(3); + else + cipher = BIT(4); + + /* we are assuming here to have a single pairwise key */ + if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) { + if (key->cipher == WLAN_CIPHER_SUITE_TKIP) + gtk_tlv->proto = cpu_to_le32(NL80211_WPA_VERSION_1); + else + gtk_tlv->proto = cpu_to_le32(NL80211_WPA_VERSION_2); + + gtk_tlv->pairwise_cipher = cpu_to_le32(cipher); + gtk_tlv->keyid = key->keyidx; + } else { + gtk_tlv->group_cipher = cpu_to_le32(cipher); + } +} + +int mt76_connac_mcu_update_gtk_rekey(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_gtk_rekey_data *key) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct mt76_connac_gtk_rekey_tlv *gtk_tlv; + struct mt76_phy *phy = hw->priv; + struct sk_buff *skb; + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr = { + .bss_idx = mvif->idx, + }; + + skb = mt76_mcu_msg_alloc(phy->dev, NULL, + sizeof(hdr) + sizeof(*gtk_tlv)); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &hdr, sizeof(hdr)); + gtk_tlv = (struct mt76_connac_gtk_rekey_tlv *)skb_put_zero(skb, + sizeof(*gtk_tlv)); + gtk_tlv->tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY); + gtk_tlv->len = cpu_to_le16(sizeof(*gtk_tlv)); + gtk_tlv->rekey_mode = 2; + gtk_tlv->option = 1; + + rcu_read_lock(); + ieee80211_iter_keys_rcu(hw, vif, mt76_connac_mcu_key_iter, gtk_tlv); + rcu_read_unlock(); + + memcpy(gtk_tlv->kek, key->kek, NL80211_KEK_LEN); + memcpy(gtk_tlv->kck, key->kck, NL80211_KCK_LEN); + memcpy(gtk_tlv->replay_ctr, key->replay_ctr, NL80211_REPLAY_CTR_LEN); + + return mt76_mcu_skb_send_msg(phy->dev, skb, + MCU_UNI_CMD(OFFLOAD), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_update_gtk_rekey); + +static int +mt76_connac_mcu_set_arp_filter(struct mt76_dev *dev, struct ieee80211_vif *vif, + bool suspend) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_arpns_tlv arpns; + } req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .arpns = { + .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP), + .len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)), + .mode = suspend, + }, + }; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD(OFFLOAD), &req, + sizeof(req), true); +} + +int +mt76_connac_mcu_set_gtk_rekey(struct mt76_dev *dev, struct ieee80211_vif *vif, + bool suspend) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_gtk_rekey_tlv gtk_tlv; + } __packed req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .gtk_tlv = { + .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_GTK_REKEY), + .len = cpu_to_le16(sizeof(struct mt76_connac_gtk_rekey_tlv)), + .rekey_mode = !suspend, + }, + }; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD(OFFLOAD), &req, + sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_gtk_rekey); + +int +mt76_connac_mcu_set_suspend_mode(struct mt76_dev *dev, + struct ieee80211_vif *vif, + bool enable, u8 mdtim, + bool wow_suspend) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_suspend_tlv suspend_tlv; + } req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .suspend_tlv = { + .tag = cpu_to_le16(UNI_SUSPEND_MODE_SETTING), + .len = cpu_to_le16(sizeof(struct mt76_connac_suspend_tlv)), + .enable = enable, + .mdtim = mdtim, + .wow_suspend = wow_suspend, + }, + }; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD(SUSPEND), &req, + sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_suspend_mode); + +static int +mt76_connac_mcu_set_wow_pattern(struct mt76_dev *dev, + struct ieee80211_vif *vif, + u8 index, bool enable, + struct cfg80211_pkt_pattern *pattern) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct mt76_connac_wow_pattern_tlv *ptlv; + struct sk_buff *skb; + struct req_hdr { + u8 bss_idx; + u8 pad[3]; + } __packed hdr = { + .bss_idx = mvif->idx, + }; + + skb = mt76_mcu_msg_alloc(dev, NULL, sizeof(hdr) + sizeof(*ptlv)); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &hdr, sizeof(hdr)); + ptlv = (struct mt76_connac_wow_pattern_tlv *)skb_put_zero(skb, sizeof(*ptlv)); + ptlv->tag = cpu_to_le16(UNI_SUSPEND_WOW_PATTERN); + ptlv->len = cpu_to_le16(sizeof(*ptlv)); + ptlv->data_len = pattern->pattern_len; + ptlv->enable = enable; + ptlv->index = index; + + memcpy(ptlv->pattern, pattern->pattern, pattern->pattern_len); + memcpy(ptlv->mask, pattern->mask, DIV_ROUND_UP(pattern->pattern_len, 8)); + + return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD(SUSPEND), true); +} + +int +mt76_connac_mcu_set_wow_ctrl(struct mt76_phy *phy, struct ieee80211_vif *vif, + bool suspend, struct cfg80211_wowlan *wowlan) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct mt76_dev *dev = phy->dev; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_wow_ctrl_tlv wow_ctrl_tlv; + struct mt76_connac_wow_gpio_param_tlv gpio_tlv; + } req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .wow_ctrl_tlv = { + .tag = cpu_to_le16(UNI_SUSPEND_WOW_CTRL), + .len = cpu_to_le16(sizeof(struct mt76_connac_wow_ctrl_tlv)), + .cmd = suspend ? 1 : 2, + }, + .gpio_tlv = { + .tag = cpu_to_le16(UNI_SUSPEND_WOW_GPIO_PARAM), + .len = cpu_to_le16(sizeof(struct mt76_connac_wow_gpio_param_tlv)), + .gpio_pin = 0xff, /* follow fw about GPIO pin */ + }, + }; + + if (wowlan->magic_pkt) + req.wow_ctrl_tlv.trigger |= UNI_WOW_DETECT_TYPE_MAGIC; + if (wowlan->disconnect) + req.wow_ctrl_tlv.trigger |= (UNI_WOW_DETECT_TYPE_DISCONNECT | + UNI_WOW_DETECT_TYPE_BCN_LOST); + if (wowlan->nd_config) { + mt76_connac_mcu_sched_scan_req(phy, vif, wowlan->nd_config); + req.wow_ctrl_tlv.trigger |= UNI_WOW_DETECT_TYPE_SCH_SCAN_HIT; + mt76_connac_mcu_sched_scan_enable(phy, vif, suspend); + } + if (wowlan->n_patterns) + req.wow_ctrl_tlv.trigger |= UNI_WOW_DETECT_TYPE_BITMAP; + + if (mt76_is_mmio(dev)) + req.wow_ctrl_tlv.wakeup_hif = WOW_PCIE; + else if (mt76_is_usb(dev)) + req.wow_ctrl_tlv.wakeup_hif = WOW_USB; + else if (mt76_is_sdio(dev)) + req.wow_ctrl_tlv.wakeup_hif = WOW_GPIO; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD(SUSPEND), &req, + sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_wow_ctrl); + +int mt76_connac_mcu_set_hif_suspend(struct mt76_dev *dev, bool suspend, bool wait_resp) +{ + struct { + struct { + u8 hif_type; /* 0x0: HIF_SDIO + * 0x1: HIF_USB + * 0x2: HIF_PCIE + */ + u8 pad[3]; + } __packed hdr; + struct hif_suspend_tlv { + __le16 tag; + __le16 len; + u8 suspend; + u8 pad[7]; + } __packed hif_suspend; + } req = { + .hif_suspend = { + .tag = cpu_to_le16(0), /* 0: UNI_HIF_CTRL_BASIC */ + .len = cpu_to_le16(sizeof(struct hif_suspend_tlv)), + .suspend = suspend, + }, + }; + + if (mt76_is_mmio(dev)) + req.hdr.hif_type = 2; + else if (mt76_is_usb(dev)) + req.hdr.hif_type = 1; + else if (mt76_is_sdio(dev)) + req.hdr.hif_type = 0; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD(HIF_CTRL), &req, + sizeof(req), wait_resp); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_hif_suspend); + +void mt76_connac_mcu_set_suspend_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt76_phy *phy = priv; + bool suspend = !test_bit(MT76_STATE_RUNNING, &phy->state); + struct ieee80211_hw *hw = phy->hw; + struct cfg80211_wowlan *wowlan = hw->wiphy->wowlan_config; + int i; + + mt76_connac_mcu_set_gtk_rekey(phy->dev, vif, suspend); + mt76_connac_mcu_set_arp_filter(phy->dev, vif, suspend); + + mt76_connac_mcu_set_suspend_mode(phy->dev, vif, suspend, 1, true); + + for (i = 0; i < wowlan->n_patterns; i++) + mt76_connac_mcu_set_wow_pattern(phy->dev, vif, i, suspend, + &wowlan->patterns[i]); + mt76_connac_mcu_set_wow_ctrl(phy, vif, suspend, wowlan); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_suspend_iter); +#endif /* CONFIG_PM */ + +u32 mt76_connac_mcu_reg_rr(struct mt76_dev *dev, u32 offset) +{ + struct { + __le32 addr; + __le32 val; + } __packed req = { + .addr = cpu_to_le32(offset), + }; + + return mt76_mcu_send_msg(dev, MCU_CE_QUERY(REG_READ), &req, + sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_reg_rr); + +void mt76_connac_mcu_reg_wr(struct mt76_dev *dev, u32 offset, u32 val) +{ + struct { + __le32 addr; + __le32 val; + } __packed req = { + .addr = cpu_to_le32(offset), + .val = cpu_to_le32(val), + }; + + mt76_mcu_send_msg(dev, MCU_CE_CMD(REG_WRITE), &req, + sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_reg_wr); + +static int +mt76_connac_mcu_sta_key_tlv(struct mt76_connac_sta_key_conf *sta_key_conf, + struct sk_buff *skb, + struct ieee80211_key_conf *key, + enum set_key_cmd cmd) +{ + struct sta_rec_sec *sec; + u32 len = sizeof(*sec); + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec)); + sec = (struct sta_rec_sec *)tlv; + sec->add = cmd; + + if (cmd == SET_KEY) { + struct sec_key *sec_key; + u8 cipher; + + cipher = mt76_connac_mcu_get_cipher(key->cipher); + if (cipher == MCU_CIPHER_NONE) + return -EOPNOTSUPP; + + sec_key = &sec->key[0]; + sec_key->cipher_len = sizeof(*sec_key); + + if (cipher == MCU_CIPHER_BIP_CMAC_128) { + sec_key->cipher_id = MCU_CIPHER_AES_CCMP; + sec_key->key_id = sta_key_conf->keyidx; + sec_key->key_len = 16; + memcpy(sec_key->key, sta_key_conf->key, 16); + + sec_key = &sec->key[1]; + sec_key->cipher_id = MCU_CIPHER_BIP_CMAC_128; + sec_key->cipher_len = sizeof(*sec_key); + sec_key->key_len = 16; + memcpy(sec_key->key, key->key, 16); + sec->n_cipher = 2; + } else { + sec_key->cipher_id = cipher; + sec_key->key_id = key->keyidx; + sec_key->key_len = key->keylen; + memcpy(sec_key->key, key->key, key->keylen); + + if (cipher == MCU_CIPHER_TKIP) { + /* Rx/Tx MIC keys are swapped */ + memcpy(sec_key->key + 16, key->key + 24, 8); + memcpy(sec_key->key + 24, key->key + 16, 8); + } + + /* store key_conf for BIP batch update */ + if (cipher == MCU_CIPHER_AES_CCMP) { + memcpy(sta_key_conf->key, key->key, key->keylen); + sta_key_conf->keyidx = key->keyidx; + } + + len -= sizeof(*sec_key); + sec->n_cipher = 1; + } + } else { + len -= sizeof(sec->key); + sec->n_cipher = 0; + } + sec->len = cpu_to_le16(len); + + return 0; +} + +int mt76_connac_mcu_add_key(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct mt76_connac_sta_key_conf *sta_key_conf, + struct ieee80211_key_conf *key, int mcu_cmd, + struct mt76_wcid *wcid, enum set_key_cmd cmd) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct sk_buff *skb; + int ret; + + skb = mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + ret = mt76_connac_mcu_sta_key_tlv(sta_key_conf, skb, key, cmd); + if (ret) + return ret; + + ret = mt76_connac_mcu_sta_wed_update(dev, skb); + if (ret) + return ret; + + return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_add_key); + +/* SIFS 20us + 512 byte beacon transmitted by 1Mbps (3906us) */ +#define BCN_TX_ESTIMATE_TIME (4096 + 20) +void mt76_connac_mcu_bss_ext_tlv(struct sk_buff *skb, struct mt76_vif_link *mvif) +{ + struct bss_info_ext_bss *ext; + int ext_bss_idx, tsf_offset; + struct tlv *tlv; + + ext_bss_idx = mvif->omac_idx - EXT_BSSID_START; + if (ext_bss_idx < 0) + return; + + tlv = mt76_connac_mcu_add_tlv(skb, BSS_INFO_EXT_BSS, sizeof(*ext)); + + ext = (struct bss_info_ext_bss *)tlv; + tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME; + ext->mbss_tsf_offset = cpu_to_le32(tsf_offset); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_bss_ext_tlv); + +int mt76_connac_mcu_bss_basic_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct mt76_phy *phy, u16 wlan_idx, + bool enable) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + u32 type = vif->p2p ? NETWORK_P2P : NETWORK_INFRA; + struct bss_info_basic *bss; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, BSS_INFO_BASIC, sizeof(*bss)); + bss = (struct bss_info_basic *)tlv; + + switch (vif->type) { + case NL80211_IFTYPE_MESH_POINT: + case NL80211_IFTYPE_MONITOR: + break; + case NL80211_IFTYPE_AP: + if (ieee80211_hw_check(phy->hw, SUPPORTS_MULTI_BSSID)) { + u8 bssid_id = vif->bss_conf.bssid_indicator; + struct wiphy *wiphy = phy->hw->wiphy; + + if (bssid_id > ilog2(wiphy->mbssid_max_interfaces)) + return -EINVAL; + + bss->non_tx_bssid = vif->bss_conf.bssid_index; + bss->max_bssid = bssid_id; + } + break; + case NL80211_IFTYPE_STATION: + if (enable) { + rcu_read_lock(); + if (!sta) + sta = ieee80211_find_sta(vif, + vif->bss_conf.bssid); + /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */ + if (sta) { + struct mt76_wcid *wcid; + + wcid = (struct mt76_wcid *)sta->drv_priv; + wlan_idx = wcid->idx; + } + rcu_read_unlock(); + } + break; + case NL80211_IFTYPE_ADHOC: + type = NETWORK_IBSS; + break; + default: + WARN_ON(1); + break; + } + + bss->network_type = cpu_to_le32(type); + bss->bmc_wcid_lo = to_wcid_lo(wlan_idx); + bss->bmc_wcid_hi = to_wcid_hi(wlan_idx); + bss->wmm_idx = mvif->wmm_idx; + bss->active = enable; + bss->cipher = mvif->cipher; + + if (vif->type != NL80211_IFTYPE_MONITOR) { + struct cfg80211_chan_def *chandef = &phy->chandef; + + memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN); + bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int); + bss->dtim_period = vif->bss_conf.dtim_period; + bss->phy_mode = mt76_connac_get_phy_mode(phy, vif, + chandef->chan->band, NULL); + } else { + memcpy(bss->bssid, phy->macaddr, ETH_ALEN); + } + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_bss_basic_tlv); + +#define ENTER_PM_STATE 1 +#define EXIT_PM_STATE 2 +int mt76_connac_mcu_set_pm(struct mt76_dev *dev, int band, int enter) +{ + struct { + u8 pm_number; + u8 pm_state; + u8 bssid[ETH_ALEN]; + u8 dtim_period; + u8 wlan_idx_lo; + __le16 bcn_interval; + __le32 aid; + __le32 rx_filter; + u8 band_idx; + u8 wlan_idx_hi; + u8 rsv[2]; + __le32 feature; + u8 omac_idx; + u8 wmm_idx; + u8 bcn_loss_cnt; + u8 bcn_sp_duration; + } __packed req = { + .pm_number = 5, + .pm_state = enter ? ENTER_PM_STATE : EXIT_PM_STATE, + .band_idx = band, + }; + + return mt76_mcu_send_msg(dev, MCU_EXT_CMD(PM_STATE_CTRL), &req, + sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_set_pm); + +int mt76_connac_mcu_restart(struct mt76_dev *dev) +{ + struct { + u8 power_mode; + u8 rsv[3]; + } req = { + .power_mode = 1, + }; + + return mt76_mcu_send_msg(dev, MCU_CMD(NIC_POWER_CTRL), &req, + sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_restart); + +int mt76_connac_mcu_del_wtbl_all(struct mt76_dev *dev) +{ + struct wtbl_req_hdr req = { + .operation = WTBL_RESET_ALL, + }; + + return mt76_mcu_send_msg(dev, MCU_EXT_CMD(WTBL_UPDATE), + &req, sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_del_wtbl_all); + +int mt76_connac_mcu_rdd_cmd(struct mt76_dev *dev, int cmd, u8 index, + u8 rx_sel, u8 val) +{ + struct { + u8 ctrl; + u8 rdd_idx; + u8 rdd_rx_sel; + u8 val; + u8 rsv[4]; + } __packed req = { + .ctrl = cmd, + .rdd_idx = index, + .rdd_rx_sel = rx_sel, + .val = val, + }; + + return mt76_mcu_send_msg(dev, MCU_EXT_CMD(SET_RDD_CTRL), &req, + sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt76_connac_mcu_rdd_cmd); + +static int +mt76_connac_mcu_send_ram_firmware(struct mt76_dev *dev, + const struct mt76_connac2_fw_trailer *hdr, + const u8 *data, bool is_wa) +{ + int i, offset = 0, max_len = mt76_is_sdio(dev) ? 2048 : 4096; + u32 override = 0, option = 0; + + for (i = 0; i < hdr->n_region; i++) { + const struct mt76_connac2_fw_region *region; + u32 len, addr, mode; + int err; + + region = (const void *)((const u8 *)hdr - + (hdr->n_region - i) * sizeof(*region)); + mode = mt76_connac_mcu_gen_dl_mode(dev, region->feature_set, + is_wa); + len = le32_to_cpu(region->len); + addr = le32_to_cpu(region->addr); + + if (region->feature_set & FW_FEATURE_NON_DL) + goto next; + + if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR) + override = addr; + + err = mt76_connac_mcu_init_download(dev, addr, len, mode); + if (err) { + dev_err(dev->dev, "Download request failed\n"); + return err; + } + + err = __mt76_mcu_send_firmware(dev, MCU_CMD(FW_SCATTER), + data + offset, len, max_len); + if (err) { + dev_err(dev->dev, "Failed to send firmware.\n"); + return err; + } + +next: + offset += len; + } + + if (override) + option |= FW_START_OVERRIDE; + if (is_wa) + option |= FW_START_WORKING_PDA_CR4; + + return mt76_connac_mcu_start_firmware(dev, override, option); +} + +int mt76_connac2_load_ram(struct mt76_dev *dev, const char *fw_wm, + const char *fw_wa) +{ + const struct mt76_connac2_fw_trailer *hdr; + const struct firmware *fw; + int ret; + + ret = request_firmware(&fw, fw_wm, dev->dev); + if (ret) + return ret; + + if (!fw || !fw->data || fw->size < sizeof(*hdr)) { + dev_err(dev->dev, "Invalid firmware\n"); + ret = -EINVAL; + goto out; + } + + hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); + dev_info(dev->dev, "WM Firmware Version: %.10s, Build Time: %.15s\n", + hdr->fw_ver, hdr->build_date); + + ret = mt76_connac_mcu_send_ram_firmware(dev, hdr, fw->data, false); + if (ret) { + dev_err(dev->dev, "Failed to start WM firmware\n"); + goto out; + } + + snprintf(dev->hw->wiphy->fw_version, + sizeof(dev->hw->wiphy->fw_version), + "%.10s-%.15s", hdr->fw_ver, hdr->build_date); + + release_firmware(fw); + + if (!fw_wa) + return 0; + + ret = request_firmware(&fw, fw_wa, dev->dev); + if (ret) + return ret; + + if (!fw || !fw->data || fw->size < sizeof(*hdr)) { + dev_err(dev->dev, "Invalid firmware\n"); + ret = -EINVAL; + goto out; + } + + hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); + dev_info(dev->dev, "WA Firmware Version: %.10s, Build Time: %.15s\n", + hdr->fw_ver, hdr->build_date); + + ret = mt76_connac_mcu_send_ram_firmware(dev, hdr, fw->data, true); + if (ret) { + dev_err(dev->dev, "Failed to start WA firmware\n"); + goto out; + } + + snprintf(dev->hw->wiphy->fw_version, + sizeof(dev->hw->wiphy->fw_version), + "%.10s-%.15s", hdr->fw_ver, hdr->build_date); + +out: + release_firmware(fw); + + return ret; +} +EXPORT_SYMBOL_GPL(mt76_connac2_load_ram); + +static u32 mt76_connac2_get_data_mode(struct mt76_dev *dev, u32 info) +{ + u32 mode = DL_MODE_NEED_RSP; + + if ((!is_mt7921(dev) && !is_mt7925(dev)) || info == PATCH_SEC_NOT_SUPPORT) + return mode; + + switch (FIELD_GET(PATCH_SEC_ENC_TYPE_MASK, info)) { + case PATCH_SEC_ENC_TYPE_PLAIN: + break; + case PATCH_SEC_ENC_TYPE_AES: + mode |= DL_MODE_ENCRYPT; + mode |= FIELD_PREP(DL_MODE_KEY_IDX, + (info & PATCH_SEC_ENC_AES_KEY_MASK)) & DL_MODE_KEY_IDX; + mode |= DL_MODE_RESET_SEC_IV; + break; + case PATCH_SEC_ENC_TYPE_SCRAMBLE: + mode |= DL_MODE_ENCRYPT; + mode |= DL_CONFIG_ENCRY_MODE_SEL; + mode |= DL_MODE_RESET_SEC_IV; + break; + default: + dev_err(dev->dev, "Encryption type not support!\n"); + } + + return mode; +} + +int mt76_connac2_load_patch(struct mt76_dev *dev, const char *fw_name) +{ + int i, ret, sem, max_len = mt76_is_sdio(dev) ? 2048 : 4096; + const struct mt76_connac2_patch_hdr *hdr; + const struct firmware *fw = NULL; + + sem = mt76_connac_mcu_patch_sem_ctrl(dev, true); + switch (sem) { + case PATCH_IS_DL: + return 0; + case PATCH_NOT_DL_SEM_SUCCESS: + break; + default: + dev_err(dev->dev, "Failed to get patch semaphore\n"); + return -EAGAIN; + } + + ret = request_firmware(&fw, fw_name, dev->dev); + if (ret) + goto out; + + if (!fw || !fw->data || fw->size < sizeof(*hdr)) { + dev_err(dev->dev, "Invalid firmware\n"); + ret = -EINVAL; + goto out; + } + + hdr = (const void *)fw->data; + dev_info(dev->dev, "HW/SW Version: 0x%x, Build Time: %.16s\n", + be32_to_cpu(hdr->hw_sw_ver), hdr->build_date); + + for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) { + struct mt76_connac2_patch_sec *sec; + u32 len, addr, mode; + const u8 *dl; + u32 sec_info; + + sec = (void *)(fw->data + sizeof(*hdr) + i * sizeof(*sec)); + if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) != + PATCH_SEC_TYPE_INFO) { + ret = -EINVAL; + goto out; + } + + addr = be32_to_cpu(sec->info.addr); + len = be32_to_cpu(sec->info.len); + dl = fw->data + be32_to_cpu(sec->offs); + sec_info = be32_to_cpu(sec->info.sec_key_idx); + mode = mt76_connac2_get_data_mode(dev, sec_info); + + ret = mt76_connac_mcu_init_download(dev, addr, len, mode); + if (ret) { + dev_err(dev->dev, "Download request failed\n"); + goto out; + } + + ret = __mt76_mcu_send_firmware(dev, MCU_CMD(FW_SCATTER), + dl, len, max_len); + if (ret) { + dev_err(dev->dev, "Failed to send patch\n"); + goto out; + } + } + + ret = mt76_connac_mcu_start_patch(dev); + if (ret) + dev_err(dev->dev, "Failed to start patch\n"); + +out: + sem = mt76_connac_mcu_patch_sem_ctrl(dev, false); + switch (sem) { + case PATCH_REL_SEM_SUCCESS: + break; + default: + ret = -EAGAIN; + dev_err(dev->dev, "Failed to release patch semaphore\n"); + break; + } + + release_firmware(fw); + + return ret; +} +EXPORT_SYMBOL_GPL(mt76_connac2_load_patch); + +int mt76_connac2_mcu_fill_message(struct mt76_dev *dev, struct sk_buff *skb, + int cmd, int *wait_seq) +{ + int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); + struct mt76_connac2_mcu_uni_txd *uni_txd; + struct mt76_connac2_mcu_txd *mcu_txd; + __le32 *txd; + u32 val; + u8 seq; + + /* TODO: make dynamic based on msg type */ + dev->mcu.timeout = 20 * HZ; + + seq = ++dev->mcu.msg_seq & 0xf; + if (!seq) + seq = ++dev->mcu.msg_seq & 0xf; + + if (cmd == MCU_CMD(FW_SCATTER)) + goto exit; + + txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd); + txd = (__le32 *)skb_push(skb, txd_len); + + val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | + FIELD_PREP(MT_TXD0_PKT_FMT, MT_TX_TYPE_CMD) | + FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_MCU_PORT_RX_Q0); + txd[0] = cpu_to_le32(val); + + val = MT_TXD1_LONG_FORMAT | + FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); + txd[1] = cpu_to_le32(val); + + if (cmd & __MCU_CMD_FIELD_UNI) { + uni_txd = (struct mt76_connac2_mcu_uni_txd *)txd; + uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd)); + uni_txd->option = MCU_CMD_UNI_EXT_ACK; + uni_txd->cid = cpu_to_le16(mcu_cmd); + uni_txd->s2d_index = MCU_S2D_H2N; + uni_txd->pkt_type = MCU_PKT_ID; + uni_txd->seq = seq; + + goto exit; + } + + mcu_txd = (struct mt76_connac2_mcu_txd *)txd; + mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); + mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, + MT_TX_MCU_PORT_RX_Q0)); + mcu_txd->pkt_type = MCU_PKT_ID; + mcu_txd->seq = seq; + mcu_txd->cid = mcu_cmd; + mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd); + + if (mcu_txd->ext_cid || (cmd & __MCU_CMD_FIELD_CE)) { + if (cmd & __MCU_CMD_FIELD_QUERY) + mcu_txd->set_query = MCU_Q_QUERY; + else + mcu_txd->set_query = MCU_Q_SET; + mcu_txd->ext_cid_ack = !!mcu_txd->ext_cid; + } else { + mcu_txd->set_query = MCU_Q_NA; + } + + if (cmd & __MCU_CMD_FIELD_WA) + mcu_txd->s2d_index = MCU_S2D_H2C; + else + mcu_txd->s2d_index = MCU_S2D_H2N; + +exit: + if (wait_seq) + *wait_seq = seq; + + return 0; +} +EXPORT_SYMBOL_GPL(mt76_connac2_mcu_fill_message); + +MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@xxxxxxxxxx>"); +MODULE_DESCRIPTION("MediaTek MT76x connac layer helpers"); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c.orig b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c.orig new file mode 100644 index 000000000000..d1f10f6d9adc --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c.orig @@ -0,0 +1,314 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2020 MediaTek Inc. */ + +#include "mt7921.h" +#include "../dma.h" +#include "mac.h" + +static int mt7921_poll_tx(struct napi_struct *napi, int budget) +{ + struct mt7921_dev *dev; + + dev = container_of(napi, struct mt7921_dev, mt76.tx_napi); + + if (!mt76_connac_pm_ref(&dev->mphy, &dev->pm)) { + napi_complete(napi); + queue_work(dev->mt76.wq, &dev->pm.wake_work); + return 0; + } + + mt76_connac_tx_cleanup(&dev->mt76); + if (napi_complete(napi)) + mt7921_irq_enable(dev, MT_INT_TX_DONE_ALL); + mt76_connac_pm_unref(&dev->mphy, &dev->pm); + + return 0; +} + +static int mt7921_poll_rx(struct napi_struct *napi, int budget) +{ + struct mt7921_dev *dev; + int done; + + dev = container_of(napi->dev, struct mt7921_dev, mt76.napi_dev); + + if (!mt76_connac_pm_ref(&dev->mphy, &dev->pm)) { + napi_complete(napi); + queue_work(dev->mt76.wq, &dev->pm.wake_work); + return 0; + } + done = mt76_dma_rx_poll(napi, budget); + mt76_connac_pm_unref(&dev->mphy, &dev->pm); + + return done; +} + +static void mt7921_dma_prefetch(struct mt7921_dev *dev) +{ +#define PREFETCH(base, depth) ((base) << 16 | (depth)) + + mt76_wr(dev, MT_WFDMA0_RX_RING0_EXT_CTRL, PREFETCH(0x0, 0x4)); + mt76_wr(dev, MT_WFDMA0_RX_RING2_EXT_CTRL, PREFETCH(0x40, 0x4)); + mt76_wr(dev, MT_WFDMA0_RX_RING3_EXT_CTRL, PREFETCH(0x80, 0x4)); + mt76_wr(dev, MT_WFDMA0_RX_RING4_EXT_CTRL, PREFETCH(0xc0, 0x4)); + mt76_wr(dev, MT_WFDMA0_RX_RING5_EXT_CTRL, PREFETCH(0x100, 0x4)); + + mt76_wr(dev, MT_WFDMA0_TX_RING0_EXT_CTRL, PREFETCH(0x140, 0x4)); + mt76_wr(dev, MT_WFDMA0_TX_RING1_EXT_CTRL, PREFETCH(0x180, 0x4)); + mt76_wr(dev, MT_WFDMA0_TX_RING2_EXT_CTRL, PREFETCH(0x1c0, 0x4)); + mt76_wr(dev, MT_WFDMA0_TX_RING3_EXT_CTRL, PREFETCH(0x200, 0x4)); + mt76_wr(dev, MT_WFDMA0_TX_RING4_EXT_CTRL, PREFETCH(0x240, 0x4)); + mt76_wr(dev, MT_WFDMA0_TX_RING5_EXT_CTRL, PREFETCH(0x280, 0x4)); + mt76_wr(dev, MT_WFDMA0_TX_RING6_EXT_CTRL, PREFETCH(0x2c0, 0x4)); + mt76_wr(dev, MT_WFDMA0_TX_RING16_EXT_CTRL, PREFETCH(0x340, 0x4)); + mt76_wr(dev, MT_WFDMA0_TX_RING17_EXT_CTRL, PREFETCH(0x380, 0x4)); +} + +static int mt7921_dma_disable(struct mt7921_dev *dev, bool force) +{ + if (force) { + /* reset */ + mt76_clear(dev, MT_WFDMA0_RST, + MT_WFDMA0_RST_DMASHDL_ALL_RST | + MT_WFDMA0_RST_LOGIC_RST); + + mt76_set(dev, MT_WFDMA0_RST, + MT_WFDMA0_RST_DMASHDL_ALL_RST | + MT_WFDMA0_RST_LOGIC_RST); + } + + /* disable dmashdl */ + mt76_clear(dev, MT_WFDMA0_GLO_CFG_EXT0, + MT_WFDMA0_CSR_TX_DMASHDL_ENABLE); + mt76_set(dev, MT_DMASHDL_SW_CONTROL, MT_DMASHDL_DMASHDL_BYPASS); + + /* disable WFDMA0 */ + mt76_clear(dev, MT_WFDMA0_GLO_CFG, + MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN | + MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN | + MT_WFDMA0_GLO_CFG_OMIT_TX_INFO | + MT_WFDMA0_GLO_CFG_OMIT_RX_INFO | + MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2); + + if (!mt76_poll(dev, MT_WFDMA0_GLO_CFG, + MT_WFDMA0_GLO_CFG_TX_DMA_BUSY | + MT_WFDMA0_GLO_CFG_RX_DMA_BUSY, 0, 1000)) + return -ETIMEDOUT; + + return 0; +} + +static int mt7921_dma_enable(struct mt7921_dev *dev) +{ + /* configure perfetch settings */ + mt7921_dma_prefetch(dev); + + /* reset dma idx */ + mt76_wr(dev, MT_WFDMA0_RST_DTX_PTR, ~0); + + /* configure delay interrupt */ + mt76_wr(dev, MT_WFDMA0_PRI_DLY_INT_CFG0, 0); + + mt76_set(dev, MT_WFDMA0_GLO_CFG, + MT_WFDMA0_GLO_CFG_TX_WB_DDONE | + MT_WFDMA0_GLO_CFG_FIFO_LITTLE_ENDIAN | + MT_WFDMA0_GLO_CFG_CLK_GAT_DIS | + MT_WFDMA0_GLO_CFG_OMIT_TX_INFO | + MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN | + MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2); + + mt76_set(dev, MT_WFDMA0_GLO_CFG, + MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN); + + mt76_set(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); + + /* enable interrupts for TX/RX rings */ + mt7921_irq_enable(dev, + MT_INT_RX_DONE_ALL | MT_INT_TX_DONE_ALL | + MT_INT_MCU_CMD); + mt76_set(dev, MT_MCU2HOST_SW_INT_ENA, MT_MCU_CMD_WAKE_RX_PCIE); + + return 0; +} + +static int mt7921_dma_reset(struct mt7921_dev *dev, bool force) +{ + int i, err; + + err = mt7921_dma_disable(dev, force); + if (err) + return err; + + /* reset hw queues */ + for (i = 0; i < __MT_TXQ_MAX; i++) + mt76_queue_reset(dev, dev->mphy.q_tx[i]); + + for (i = 0; i < __MT_MCUQ_MAX; i++) + mt76_queue_reset(dev, dev->mt76.q_mcu[i]); + + mt76_for_each_q_rx(&dev->mt76, i) + mt76_queue_reset(dev, &dev->mt76.q_rx[i]); + + mt76_tx_status_check(&dev->mt76, true); + + return mt7921_dma_enable(dev); +} + +int mt7921_wfsys_reset(struct mt7921_dev *dev) +{ + mt76_clear(dev, MT_WFSYS_SW_RST_B, WFSYS_SW_RST_B); + msleep(50); + mt76_set(dev, MT_WFSYS_SW_RST_B, WFSYS_SW_RST_B); + + if (!__mt76_poll_msec(&dev->mt76, MT_WFSYS_SW_RST_B, + WFSYS_SW_INIT_DONE, WFSYS_SW_INIT_DONE, 500)) + return -ETIMEDOUT; + + return 0; +} + +int mt7921_wpdma_reset(struct mt7921_dev *dev, bool force) +{ + int i, err; + + /* clean up hw queues */ + for (i = 0; i < ARRAY_SIZE(dev->mt76.phy.q_tx); i++) + mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[i], true); + + for (i = 0; i < ARRAY_SIZE(dev->mt76.q_mcu); i++) + mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[i], true); + + mt76_for_each_q_rx(&dev->mt76, i) + mt76_queue_rx_cleanup(dev, &dev->mt76.q_rx[i]); + + if (force) { + err = mt7921_wfsys_reset(dev); + if (err) + return err; + } + err = mt7921_dma_reset(dev, force); + if (err) + return err; + + mt76_for_each_q_rx(&dev->mt76, i) + mt76_queue_rx_reset(dev, i); + + return 0; +} + +int mt7921_wpdma_reinit_cond(struct mt7921_dev *dev) +{ + struct mt76_connac_pm *pm = &dev->pm; + int err; + + /* check if the wpdma must be reinitialized */ + if (mt7921_dma_need_reinit(dev)) { + /* disable interrutpts */ + mt76_wr(dev, MT_WFDMA0_HOST_INT_ENA, 0); + mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0x0); + + err = mt7921_wpdma_reset(dev, false); + if (err) { + dev_err(dev->mt76.dev, "wpdma reset failed\n"); + return err; + } + + /* enable interrutpts */ + mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff); + pm->stats.lp_wake++; + } + + return 0; +} + +int mt7921_dma_init(struct mt7921_dev *dev) +{ + int ret; + + mt76_dma_attach(&dev->mt76); + + ret = mt7921_dma_disable(dev, true); + if (ret) + return ret; + + ret = mt7921_wfsys_reset(dev); + if (ret) + return ret; + + /* init tx queue */ + ret = mt76_connac_init_tx_queues(dev->phy.mt76, MT7921_TXQ_BAND0, + MT7921_TX_RING_SIZE, + MT_TX_RING_BASE, 0); + if (ret) + return ret; + + mt76_wr(dev, MT_WFDMA0_TX_RING0_EXT_CTRL, 0x4); + + /* command to WM */ + ret = mt76_init_mcu_queue(&dev->mt76, MT_MCUQ_WM, MT7921_TXQ_MCU_WM, + MT7921_TX_MCU_RING_SIZE, MT_TX_RING_BASE); + if (ret) + return ret; + + /* firmware download */ + ret = mt76_init_mcu_queue(&dev->mt76, MT_MCUQ_FWDL, MT7921_TXQ_FWDL, + MT7921_TX_FWDL_RING_SIZE, MT_TX_RING_BASE); + if (ret) + return ret; + + /* event from WM before firmware download */ + ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU], + MT7921_RXQ_MCU_WM, + MT7921_RX_MCU_RING_SIZE, + MT_RX_BUF_SIZE, MT_RX_EVENT_RING_BASE); + if (ret) + return ret; + + /* Change mcu queue after firmware download */ + ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU_WA], + MT7921_RXQ_MCU_WM, + MT7921_RX_MCU_RING_SIZE, + MT_RX_BUF_SIZE, MT_WFDMA0(0x540)); + if (ret) + return ret; + + /* rx data */ + ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MAIN], + MT7921_RXQ_BAND0, MT7921_RX_RING_SIZE, + MT_RX_BUF_SIZE, MT_RX_DATA_RING_BASE); + if (ret) + return ret; + + ret = mt76_init_queues(dev, mt7921_poll_rx); + if (ret < 0) + return ret; + + netif_napi_add_tx(&dev->mt76.tx_napi_dev, &dev->mt76.tx_napi, + mt7921_poll_tx); + napi_enable(&dev->mt76.tx_napi); + + return mt7921_dma_enable(dev); +} + +void mt7921_dma_cleanup(struct mt7921_dev *dev) +{ + /* disable */ + mt76_clear(dev, MT_WFDMA0_GLO_CFG, + MT_WFDMA0_GLO_CFG_TX_DMA_EN | + MT_WFDMA0_GLO_CFG_RX_DMA_EN | + MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN | + MT_WFDMA0_GLO_CFG_OMIT_TX_INFO | + MT_WFDMA0_GLO_CFG_OMIT_RX_INFO | + MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2); + + /* reset */ + mt76_clear(dev, MT_WFDMA0_RST, + MT_WFDMA0_RST_DMASHDL_ALL_RST | + MT_WFDMA0_RST_LOGIC_RST); + + mt76_set(dev, MT_WFDMA0_RST, + MT_WFDMA0_RST_DMASHDL_ALL_RST | + MT_WFDMA0_RST_LOGIC_RST); + + mt76_dma_cleanup(&dev->mt76); +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/init.c.orig b/drivers/net/wireless/mediatek/mt76/mt7921/init.c.orig new file mode 100644 index 000000000000..79023992715e --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7921/init.c.orig @@ -0,0 +1,326 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2020 MediaTek Inc. */ + +#include <linux/etherdevice.h> +#include "mt7921.h" +#include "mac.h" +#include "mcu.h" +#include "eeprom.h" + +static const struct ieee80211_iface_limit if_limits[] = { + { + .max = MT7921_MAX_INTERFACES, + .types = BIT(NL80211_IFTYPE_STATION) + }, + { + .max = 1, + .types = BIT(NL80211_IFTYPE_AP) + } +}; + +static const struct ieee80211_iface_combination if_comb[] = { + { + .limits = if_limits, + .n_limits = ARRAY_SIZE(if_limits), + .max_interfaces = MT7921_MAX_INTERFACES, + .num_different_channels = 1, + .beacon_int_infra_match = true, + } +}; + +static void +mt7921_regd_notifier(struct wiphy *wiphy, + struct regulatory_request *request) +{ + struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + memcpy(dev->mt76.alpha2, request->alpha2, sizeof(dev->mt76.alpha2)); + dev->mt76.region = request->dfs_region; + + mt7921_mutex_acquire(dev); + mt76_connac_mcu_set_channel_domain(hw->priv); + mt7921_set_tx_sar_pwr(hw, NULL); + mt7921_mutex_release(dev); +} + +static int +mt7921_init_wiphy(struct ieee80211_hw *hw) +{ + struct mt7921_phy *phy = mt7921_hw_phy(hw); + struct mt7921_dev *dev = phy->dev; + struct wiphy *wiphy = hw->wiphy; + + hw->queues = 4; + hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE; + hw->max_tx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE; + hw->netdev_features = NETIF_F_RXCSUM; + + hw->radiotap_timestamp.units_pos = + IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US; + + phy->slottime = 9; + + hw->sta_data_size = sizeof(struct mt7921_sta); + hw->vif_data_size = sizeof(struct mt7921_vif); + + wiphy->iface_combinations = if_comb; + wiphy->flags &= ~(WIPHY_FLAG_IBSS_RSN | WIPHY_FLAG_4ADDR_AP | + WIPHY_FLAG_4ADDR_STATION); + wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_AP); + wiphy->n_iface_combinations = ARRAY_SIZE(if_comb); + wiphy->max_scan_ie_len = MT76_CONNAC_SCAN_IE_LEN; + wiphy->max_scan_ssids = 4; + wiphy->max_sched_scan_plan_interval = + MT76_CONNAC_MAX_TIME_SCHED_SCAN_INTERVAL; + wiphy->max_sched_scan_ie_len = IEEE80211_MAX_DATA_LEN; + wiphy->max_sched_scan_ssids = MT76_CONNAC_MAX_SCHED_SCAN_SSID; + wiphy->max_match_sets = MT76_CONNAC_MAX_SCAN_MATCH; + wiphy->max_sched_scan_reqs = 1; + wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; + wiphy->reg_notifier = mt7921_regd_notifier; + + wiphy->features |= NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR | + NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR; + wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_SET_SCAN_DWELL); + wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_LEGACY); + wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_HT); + wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_VHT); + wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_HE); + + ieee80211_hw_set(hw, SINGLE_SCAN_ON_ALL_BANDS); + ieee80211_hw_set(hw, HAS_RATE_CONTROL); + ieee80211_hw_set(hw, SUPPORTS_TX_ENCAP_OFFLOAD); + ieee80211_hw_set(hw, SUPPORTS_RX_DECAP_OFFLOAD); + ieee80211_hw_set(hw, WANT_MONITOR_VIF); + ieee80211_hw_set(hw, SUPPORTS_PS); + ieee80211_hw_set(hw, SUPPORTS_DYNAMIC_PS); + ieee80211_hw_set(hw, SUPPORTS_VHT_EXT_NSS_BW); + + if (dev->pm.enable) + ieee80211_hw_set(hw, CONNECTION_MONITOR); + + hw->max_tx_fragments = 4; + + return 0; +} + +static void +mt7921_mac_init_band(struct mt7921_dev *dev, u8 band) +{ + mt76_rmw_field(dev, MT_TMAC_CTCR0(band), + MT_TMAC_CTCR0_INS_DDLMT_REFTIME, 0x3f); + mt76_set(dev, MT_TMAC_CTCR0(band), + MT_TMAC_CTCR0_INS_DDLMT_VHT_SMPDU_EN | + MT_TMAC_CTCR0_INS_DDLMT_EN); + + mt76_set(dev, MT_WF_RMAC_MIB_TIME0(band), MT_WF_RMAC_MIB_RXTIME_EN); + mt76_set(dev, MT_WF_RMAC_MIB_AIRTIME0(band), MT_WF_RMAC_MIB_RXTIME_EN); + + /* enable MIB tx-rx time reporting */ + mt76_set(dev, MT_MIB_SCR1(band), MT_MIB_TXDUR_EN); + mt76_set(dev, MT_MIB_SCR1(band), MT_MIB_RXDUR_EN); + + mt76_rmw_field(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_MAX_RX_LEN, 1536); + /* disable rx rate report by default due to hw issues */ + mt76_clear(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_RXD_G5_EN); +} + +int mt7921_mac_init(struct mt7921_dev *dev) +{ + int i; + + mt76_rmw_field(dev, MT_MDP_DCR1, MT_MDP_DCR1_MAX_RX_LEN, 1536); + /* enable hardware de-agg */ + mt76_set(dev, MT_MDP_DCR0, MT_MDP_DCR0_DAMSDU_EN); + /* enable hardware rx header translation */ + mt76_set(dev, MT_MDP_DCR0, MT_MDP_DCR0_RX_HDR_TRANS_EN); + + for (i = 0; i < MT7921_WTBL_SIZE; i++) + mt7921_mac_wtbl_update(dev, i, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + for (i = 0; i < 2; i++) + mt7921_mac_init_band(dev, i); + + dev->mt76.rxfilter = mt76_rr(dev, MT_WF_RFCR(0)); + + return mt76_connac_mcu_set_rts_thresh(&dev->mt76, 0x92b, 0); +} +EXPORT_SYMBOL_GPL(mt7921_mac_init); + +static int __mt7921_init_hardware(struct mt7921_dev *dev) +{ + int ret; + + /* force firmware operation mode into normal state, + * which should be set before firmware download stage. + */ + mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE); + ret = mt7921_mcu_init(dev); + if (ret) + goto out; + + mt76_eeprom_override(&dev->mphy); + + ret = mt7921_mcu_set_eeprom(dev); + if (ret) + goto out; + + ret = mt7921_mac_init(dev); +out: + return ret; +} + +static int mt7921_init_hardware(struct mt7921_dev *dev) +{ + int ret, i; + + set_bit(MT76_STATE_INITIALIZED, &dev->mphy.state); + + for (i = 0; i < MT7921_MCU_INIT_RETRY_COUNT; i++) { + ret = __mt7921_init_hardware(dev); + if (!ret) + break; + + mt7921_init_reset(dev); + } + + if (i == MT7921_MCU_INIT_RETRY_COUNT) { + dev_err(dev->mt76.dev, "hardware init failed\n"); + return ret; + } + + return 0; +} + +static int mt7921_init_wcid(struct mt7921_dev *dev) +{ + int idx; + + /* Beacon and mgmt frames should occupy wcid 0 */ + idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7921_WTBL_STA - 1); + if (idx) + return -ENOSPC; + + dev->mt76.global_wcid.idx = idx; + dev->mt76.global_wcid.hw_key_idx = -1; + dev->mt76.global_wcid.tx_info |= MT_WCID_TX_INFO_SET; + rcu_assign_pointer(dev->mt76.wcid[idx], &dev->mt76.global_wcid); + + return 0; +} + +static void mt7921_init_work(struct work_struct *work) +{ + struct mt7921_dev *dev = container_of(work, struct mt7921_dev, + init_work); + int ret; + + ret = mt7921_init_hardware(dev); + if (ret) + return; + + mt76_set_stream_caps(&dev->mphy, true); + mt7921_set_stream_he_caps(&dev->phy); + + ret = mt76_register_device(&dev->mt76, true, mt76_rates, + ARRAY_SIZE(mt76_rates)); + if (ret) { + dev_err(dev->mt76.dev, "register device failed\n"); + return; + } + + ret = mt7921_init_debugfs(dev); + if (ret) { + dev_err(dev->mt76.dev, "register debugfs failed\n"); + return; + } + + /* we support chip reset now */ + dev->hw_init_done = true; + + mt76_connac_mcu_set_deep_sleep(&dev->mt76, dev->pm.ds_enable); +} + +int mt7921_register_device(struct mt7921_dev *dev) +{ + struct ieee80211_hw *hw = mt76_hw(dev); + int ret; + + dev->phy.dev = dev; + dev->phy.mt76 = &dev->mt76.phy; + dev->mt76.phy.priv = &dev->phy; + dev->mt76.tx_worker.fn = mt7921_tx_worker; + + INIT_DELAYED_WORK(&dev->pm.ps_work, mt7921_pm_power_save_work); + INIT_WORK(&dev->pm.wake_work, mt7921_pm_wake_work); + spin_lock_init(&dev->pm.wake.lock); + mutex_init(&dev->pm.mutex); + init_waitqueue_head(&dev->pm.wait); + if (mt76_is_sdio(&dev->mt76)) + init_waitqueue_head(&dev->mt76.sdio.wait); + spin_lock_init(&dev->pm.txq_lock); + INIT_DELAYED_WORK(&dev->mphy.mac_work, mt7921_mac_work); + INIT_DELAYED_WORK(&dev->phy.scan_work, mt7921_scan_work); + INIT_DELAYED_WORK(&dev->coredump.work, mt7921_coredump_work); +#if IS_ENABLED(CONFIG_IPV6) + INIT_WORK(&dev->ipv6_ns_work, mt7921_set_ipv6_ns_work); + skb_queue_head_init(&dev->ipv6_ns_list); +#endif + skb_queue_head_init(&dev->phy.scan_event_list); + skb_queue_head_init(&dev->coredump.msg_list); + INIT_LIST_HEAD(&dev->sta_poll_list); + spin_lock_init(&dev->sta_poll_lock); + + INIT_WORK(&dev->reset_work, mt7921_mac_reset_work); + INIT_WORK(&dev->init_work, mt7921_init_work); + + dev->pm.idle_timeout = MT7921_PM_TIMEOUT; + dev->pm.stats.last_wake_event = jiffies; + dev->pm.stats.last_doze_event = jiffies; + if (!mt76_is_usb(&dev->mt76)) { + dev->pm.enable_user = true; + dev->pm.enable = true; + dev->pm.ds_enable_user = true; + dev->pm.ds_enable = true; + } + + if (!mt76_is_mmio(&dev->mt76)) + hw->extra_tx_headroom += MT_SDIO_TXD_SIZE + MT_SDIO_HDR_SIZE; + + mt7921_init_acpi_sar(dev); + + ret = mt7921_init_wcid(dev); + if (ret) + return ret; + + ret = mt7921_init_wiphy(hw); + if (ret) + return ret; + + dev->mphy.sband_2g.sband.ht_cap.cap |= + IEEE80211_HT_CAP_LDPC_CODING | + IEEE80211_HT_CAP_MAX_AMSDU; + dev->mphy.sband_5g.sband.ht_cap.cap |= + IEEE80211_HT_CAP_LDPC_CODING | + IEEE80211_HT_CAP_MAX_AMSDU; + dev->mphy.sband_5g.sband.vht_cap.cap |= + IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 | + IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK | + IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | + IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE | + (3 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT); + if (is_mt7922(&dev->mt76)) + dev->mphy.sband_5g.sband.vht_cap.cap |= + IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ | + IEEE80211_VHT_CAP_SHORT_GI_160; + + dev->mphy.hw->wiphy->available_antennas_rx = dev->mphy.chainmask; + dev->mphy.hw->wiphy->available_antennas_tx = dev->mphy.chainmask; + + queue_work(system_wq, &dev->init_work); + + return 0; +} +EXPORT_SYMBOL_GPL(mt7921_register_device); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c.orig b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c.orig new file mode 100644 index 000000000000..5d3eede4e200 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c.orig @@ -0,0 +1,1121 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2020 MediaTek Inc. */ + +#include <linux/devcoredump.h> +#include <linux/etherdevice.h> +#include <linux/timekeeping.h> +#include "mt7921.h" +#include "../dma.h" +#include "mac.h" +#include "mcu.h" + +static struct mt76_wcid *mt7921_rx_get_wcid(struct mt7921_dev *dev, + u16 idx, bool unicast) +{ + struct mt7921_sta *sta; + struct mt76_wcid *wcid; + + if (idx >= ARRAY_SIZE(dev->mt76.wcid)) + return NULL; + + wcid = rcu_dereference(dev->mt76.wcid[idx]); + if (unicast || !wcid) + return wcid; + + if (!wcid->sta) + return NULL; + + sta = container_of(wcid, struct mt7921_sta, wcid); + if (!sta->vif) + return NULL; + + return &sta->vif->sta.wcid; +} + +void mt7921_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps) +{ +} +EXPORT_SYMBOL_GPL(mt7921_sta_ps); + +bool mt7921_mac_wtbl_update(struct mt7921_dev *dev, int idx, u32 mask) +{ + mt76_rmw(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_WLAN_IDX, + FIELD_PREP(MT_WTBL_UPDATE_WLAN_IDX, idx) | mask); + + return mt76_poll(dev, MT_WTBL_UPDATE, MT_WTBL_UPDATE_BUSY, + 0, 5000); +} + +void mt7921_mac_sta_poll(struct mt7921_dev *dev) +{ + static const u8 ac_to_tid[] = { + [IEEE80211_AC_BE] = 0, + [IEEE80211_AC_BK] = 1, + [IEEE80211_AC_VI] = 4, + [IEEE80211_AC_VO] = 6 + }; + struct ieee80211_sta *sta; + struct mt7921_sta *msta; + u32 tx_time[IEEE80211_NUM_ACS], rx_time[IEEE80211_NUM_ACS]; + LIST_HEAD(sta_poll_list); + struct rate_info *rate; + int i; + + spin_lock_bh(&dev->sta_poll_lock); + list_splice_init(&dev->sta_poll_list, &sta_poll_list); + spin_unlock_bh(&dev->sta_poll_lock); + + while (true) { + bool clear = false; + u32 addr, val; + u16 idx; + u8 bw; + + spin_lock_bh(&dev->sta_poll_lock); + if (list_empty(&sta_poll_list)) { + spin_unlock_bh(&dev->sta_poll_lock); + break; + } + msta = list_first_entry(&sta_poll_list, + struct mt7921_sta, poll_list); + list_del_init(&msta->poll_list); + spin_unlock_bh(&dev->sta_poll_lock); + + idx = msta->wcid.idx; + addr = mt7921_mac_wtbl_lmac_addr(idx, MT_WTBL_AC0_CTT_OFFSET); + + for (i = 0; i < IEEE80211_NUM_ACS; i++) { + u32 tx_last = msta->airtime_ac[i]; + u32 rx_last = msta->airtime_ac[i + 4]; + + msta->airtime_ac[i] = mt76_rr(dev, addr); + msta->airtime_ac[i + 4] = mt76_rr(dev, addr + 4); + + tx_time[i] = msta->airtime_ac[i] - tx_last; + rx_time[i] = msta->airtime_ac[i + 4] - rx_last; + + if ((tx_last | rx_last) & BIT(30)) + clear = true; + + addr += 8; + } + + if (clear) { + mt7921_mac_wtbl_update(dev, idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + memset(msta->airtime_ac, 0, sizeof(msta->airtime_ac)); + } + + if (!msta->wcid.sta) + continue; + + sta = container_of((void *)msta, struct ieee80211_sta, + drv_priv); + for (i = 0; i < IEEE80211_NUM_ACS; i++) { + u8 q = mt76_connac_lmac_mapping(i); + u32 tx_cur = tx_time[q]; + u32 rx_cur = rx_time[q]; + u8 tid = ac_to_tid[i]; + + if (!tx_cur && !rx_cur) + continue; + + ieee80211_sta_register_airtime(sta, tid, tx_cur, + rx_cur); + } + + /* We don't support reading GI info from txs packets. + * For accurate tx status reporting and AQL improvement, + * we need to make sure that flags match so polling GI + * from per-sta counters directly. + */ + rate = &msta->wcid.rate; + addr = mt7921_mac_wtbl_lmac_addr(idx, + MT_WTBL_TXRX_CAP_RATE_OFFSET); + val = mt76_rr(dev, addr); + + switch (rate->bw) { + case RATE_INFO_BW_160: + bw = IEEE80211_STA_RX_BW_160; + break; + case RATE_INFO_BW_80: + bw = IEEE80211_STA_RX_BW_80; + break; + case RATE_INFO_BW_40: + bw = IEEE80211_STA_RX_BW_40; + break; + default: + bw = IEEE80211_STA_RX_BW_20; + break; + } + + if (rate->flags & RATE_INFO_FLAGS_HE_MCS) { + u8 offs = MT_WTBL_TXRX_RATE_G2_HE + 2 * bw; + + rate->he_gi = (val & (0x3 << offs)) >> offs; + } else if (rate->flags & + (RATE_INFO_FLAGS_VHT_MCS | RATE_INFO_FLAGS_MCS)) { + if (val & BIT(MT_WTBL_TXRX_RATE_G2 + bw)) + rate->flags |= RATE_INFO_FLAGS_SHORT_GI; + else + rate->flags &= ~RATE_INFO_FLAGS_SHORT_GI; + } + } +} +EXPORT_SYMBOL_GPL(mt7921_mac_sta_poll); + +static void +mt7921_get_status_freq_info(struct mt7921_dev *dev, struct mt76_phy *mphy, + struct mt76_rx_status *status, u8 chfreq) +{ + if (!test_bit(MT76_HW_SCANNING, &mphy->state) && + !test_bit(MT76_HW_SCHED_SCANNING, &mphy->state) && + !test_bit(MT76_STATE_ROC, &mphy->state)) { + status->freq = mphy->chandef.chan->center_freq; + status->band = mphy->chandef.chan->band; + return; + } + + if (chfreq > 180) { + status->band = NL80211_BAND_6GHZ; + chfreq = (chfreq - 181) * 4 + 1; + } else if (chfreq > 14) { + status->band = NL80211_BAND_5GHZ; + } else { + status->band = NL80211_BAND_2GHZ; + } + status->freq = ieee80211_channel_to_frequency(chfreq, status->band); +} + +static void +mt7921_mac_rssi_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct sk_buff *skb = priv; + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct ieee80211_hdr *hdr = mt76_skb_get_hdr(skb); + + if (status->signal > 0) + return; + + if (!ether_addr_equal(vif->addr, hdr->addr1)) + return; + + ewma_rssi_add(&mvif->rssi, -status->signal); +} + +static void +mt7921_mac_assoc_rssi(struct mt7921_dev *dev, struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr = mt76_skb_get_hdr(skb); + + if (!ieee80211_is_assoc_resp(hdr->frame_control) && + !ieee80211_is_auth(hdr->frame_control)) + return; + + ieee80211_iterate_active_interfaces_atomic(mt76_hw(dev), + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7921_mac_rssi_iter, skb); +} + +static int +mt7921_mac_fill_rx(struct mt7921_dev *dev, struct sk_buff *skb) +{ + u32 csum_mask = MT_RXD0_NORMAL_IP_SUM | MT_RXD0_NORMAL_UDP_TCP_SUM; + struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb; + bool hdr_trans, unicast, insert_ccmp_hdr = false; + u8 chfreq, qos_ctl = 0, remove_pad, amsdu_info; + u16 hdr_gap; + __le32 *rxv = NULL, *rxd = (__le32 *)skb->data; + struct mt76_phy *mphy = &dev->mt76.phy; + struct mt7921_phy *phy = &dev->phy; + struct ieee80211_supported_band *sband; + u32 rxd0 = le32_to_cpu(rxd[0]); + u32 rxd1 = le32_to_cpu(rxd[1]); + u32 rxd2 = le32_to_cpu(rxd[2]); + u32 rxd3 = le32_to_cpu(rxd[3]); + u32 rxd4 = le32_to_cpu(rxd[4]); + struct mt7921_sta *msta; + u16 seq_ctrl = 0; + __le16 fc = 0; + u8 mode = 0; + int i, idx; + + memset(status, 0, sizeof(*status)); + + if (rxd1 & MT_RXD1_NORMAL_BAND_IDX) + return -EINVAL; + + if (!test_bit(MT76_STATE_RUNNING, &mphy->state)) + return -EINVAL; + + if (rxd2 & MT_RXD2_NORMAL_AMSDU_ERR) + return -EINVAL; + + hdr_trans = rxd2 & MT_RXD2_NORMAL_HDR_TRANS; + if (hdr_trans && (rxd1 & MT_RXD1_NORMAL_CM)) + return -EINVAL; + + /* ICV error or CCMP/BIP/WPI MIC error */ + if (rxd1 & MT_RXD1_NORMAL_ICV_ERR) + status->flag |= RX_FLAG_ONLY_MONITOR; + + chfreq = FIELD_GET(MT_RXD3_NORMAL_CH_FREQ, rxd3); + unicast = FIELD_GET(MT_RXD3_NORMAL_ADDR_TYPE, rxd3) == MT_RXD3_NORMAL_U2M; + idx = FIELD_GET(MT_RXD1_NORMAL_WLAN_IDX, rxd1); + status->wcid = mt7921_rx_get_wcid(dev, idx, unicast); + + if (status->wcid) { + msta = container_of(status->wcid, struct mt7921_sta, wcid); + spin_lock_bh(&dev->sta_poll_lock); + if (list_empty(&msta->poll_list)) + list_add_tail(&msta->poll_list, &dev->sta_poll_list); + spin_unlock_bh(&dev->sta_poll_lock); + } + + mt7921_get_status_freq_info(dev, mphy, status, chfreq); + + switch (status->band) { + case NL80211_BAND_5GHZ: + sband = &mphy->sband_5g.sband; + break; + case NL80211_BAND_6GHZ: + sband = &mphy->sband_6g.sband; + break; + default: + sband = &mphy->sband_2g.sband; + break; + } + + if (!sband->channels) + return -EINVAL; + + if ((rxd0 & csum_mask) == csum_mask) + skb->ip_summed = CHECKSUM_UNNECESSARY; + + if (rxd1 & MT_RXD1_NORMAL_FCS_ERR) + status->flag |= RX_FLAG_FAILED_FCS_CRC; + + if (rxd1 & MT_RXD1_NORMAL_TKIP_MIC_ERR) + status->flag |= RX_FLAG_MMIC_ERROR; + + if (FIELD_GET(MT_RXD1_NORMAL_SEC_MODE, rxd1) != 0 && + !(rxd1 & (MT_RXD1_NORMAL_CLM | MT_RXD1_NORMAL_CM))) { + status->flag |= RX_FLAG_DECRYPTED; + status->flag |= RX_FLAG_IV_STRIPPED; + status->flag |= RX_FLAG_MMIC_STRIPPED | RX_FLAG_MIC_STRIPPED; + } + + remove_pad = FIELD_GET(MT_RXD2_NORMAL_HDR_OFFSET, rxd2); + + if (rxd2 & MT_RXD2_NORMAL_MAX_LEN_ERROR) + return -EINVAL; + + rxd += 6; + if (rxd1 & MT_RXD1_NORMAL_GROUP_4) { + u32 v0 = le32_to_cpu(rxd[0]); + u32 v2 = le32_to_cpu(rxd[2]); + + fc = cpu_to_le16(FIELD_GET(MT_RXD6_FRAME_CONTROL, v0)); + seq_ctrl = FIELD_GET(MT_RXD8_SEQ_CTRL, v2); + qos_ctl = FIELD_GET(MT_RXD8_QOS_CTL, v2); + + rxd += 4; + if ((u8 *)rxd - skb->data >= skb->len) + return -EINVAL; + } + + if (rxd1 & MT_RXD1_NORMAL_GROUP_1) { + u8 *data = (u8 *)rxd; + + if (status->flag & RX_FLAG_DECRYPTED) { + switch (FIELD_GET(MT_RXD1_NORMAL_SEC_MODE, rxd1)) { + case MT_CIPHER_AES_CCMP: + case MT_CIPHER_CCMP_CCX: + case MT_CIPHER_CCMP_256: + insert_ccmp_hdr = + FIELD_GET(MT_RXD2_NORMAL_FRAG, rxd2); + fallthrough; + case MT_CIPHER_TKIP: + case MT_CIPHER_TKIP_NO_MIC: + case MT_CIPHER_GCMP: + case MT_CIPHER_GCMP_256: + status->iv[0] = data[5]; + status->iv[1] = data[4]; + status->iv[2] = data[3]; + status->iv[3] = data[2]; + status->iv[4] = data[1]; + status->iv[5] = data[0]; + break; + default: + break; + } + } + rxd += 4; + if ((u8 *)rxd - skb->data >= skb->len) + return -EINVAL; + } + + if (rxd1 & MT_RXD1_NORMAL_GROUP_2) { + status->timestamp = le32_to_cpu(rxd[0]); + status->flag |= RX_FLAG_MACTIME_START; + + if (!(rxd2 & MT_RXD2_NORMAL_NON_AMPDU)) { + status->flag |= RX_FLAG_AMPDU_DETAILS; + + /* all subframes of an A-MPDU have the same timestamp */ + if (phy->rx_ampdu_ts != status->timestamp) { + if (!++phy->ampdu_ref) + phy->ampdu_ref++; + } + phy->rx_ampdu_ts = status->timestamp; + + status->ampdu_ref = phy->ampdu_ref; + } + + rxd += 2; + if ((u8 *)rxd - skb->data >= skb->len) + return -EINVAL; + } + + /* RXD Group 3 - P-RXV */ + if (rxd1 & MT_RXD1_NORMAL_GROUP_3) { + u32 v0, v1; + int ret; + + rxv = rxd; + rxd += 2; + if ((u8 *)rxd - skb->data >= skb->len) + return -EINVAL; + + v0 = le32_to_cpu(rxv[0]); + v1 = le32_to_cpu(rxv[1]); + + if (v0 & MT_PRXV_HT_AD_CODE) + status->enc_flags |= RX_ENC_FLAG_LDPC; + + ret = mt76_connac2_mac_fill_rx_rate(&dev->mt76, status, sband, + rxv, &mode); + if (ret < 0) + return ret; + + if (rxd1 & MT_RXD1_NORMAL_GROUP_5) { + rxd += 6; + if ((u8 *)rxd - skb->data >= skb->len) + return -EINVAL; + + rxv = rxd; + /* Monitor mode would use RCPI described in GROUP 5 + * instead. + * */ + v1 = le32_to_cpu(rxv[0]); + + rxd += 12; + if ((u8 *)rxd - skb->data >= skb->len) + return -EINVAL; + } + + status->chains = mphy->antenna_mask; + status->chain_signal[0] = to_rssi(MT_PRXV_RCPI0, v1); + status->chain_signal[1] = to_rssi(MT_PRXV_RCPI1, v1); + status->chain_signal[2] = to_rssi(MT_PRXV_RCPI2, v1); + status->chain_signal[3] = to_rssi(MT_PRXV_RCPI3, v1); + status->signal = -128; + + for (i = 0; i < hweight8(mphy->antenna_mask); i++) { + if (!(status->chains & BIT(i)) || + status->chain_signal[i] >= 0) + continue; + + status->signal = max(status->signal, + status->chain_signal[i]); + } + } + + amsdu_info = FIELD_GET(MT_RXD4_NORMAL_PAYLOAD_FORMAT, rxd4); + status->amsdu = !!amsdu_info; + if (status->amsdu) { + status->first_amsdu = amsdu_info == MT_RXD4_FIRST_AMSDU_FRAME; + status->last_amsdu = amsdu_info == MT_RXD4_LAST_AMSDU_FRAME; + } + + hdr_gap = (u8 *)rxd - skb->data + 2 * remove_pad; + if (hdr_trans && ieee80211_has_morefrags(fc)) { + struct ieee80211_vif *vif; + int err; + + if (!msta || !msta->vif) + return -EINVAL; + + vif = container_of((void *)msta->vif, struct ieee80211_vif, + drv_priv); + err = mt76_connac2_reverse_frag0_hdr_trans(vif, skb, hdr_gap); + if (err) + return err; + + hdr_trans = false; + } else { + skb_pull(skb, hdr_gap); + if (!hdr_trans && status->amsdu) { + memmove(skb->data + 2, skb->data, + ieee80211_get_hdrlen_from_skb(skb)); + skb_pull(skb, 2); + } + } + + if (!hdr_trans) { + struct ieee80211_hdr *hdr; + + if (insert_ccmp_hdr) { + u8 key_id = FIELD_GET(MT_RXD1_NORMAL_KEY_ID, rxd1); + + mt76_insert_ccmp_hdr(skb, key_id); + } + + hdr = mt76_skb_get_hdr(skb); + fc = hdr->frame_control; + if (ieee80211_is_data_qos(fc)) { + seq_ctrl = le16_to_cpu(hdr->seq_ctrl); + qos_ctl = *ieee80211_get_qos_ctl(hdr); + } + } else { + status->flag |= RX_FLAG_8023; + } + + mt7921_mac_assoc_rssi(dev, skb); + + if (rxv && mode >= MT_PHY_TYPE_HE_SU && !(status->flag & RX_FLAG_8023)) + mt76_connac2_mac_decode_he_radiotap(&dev->mt76, skb, rxv, mode); + + if (!status->wcid || !ieee80211_is_data_qos(fc)) + return 0; + + status->aggr = unicast && !ieee80211_is_qos_nullfunc(fc); + status->seqno = IEEE80211_SEQ_TO_SN(seq_ctrl); + status->qos_ctl = qos_ctl; + + return 0; +} + +void mt7921_tx_check_aggr(struct ieee80211_sta *sta, __le32 *txwi) +{ + struct mt7921_sta *msta; + u16 fc, tid; + u32 val; + + if (!sta || !(sta->deflink.ht_cap.ht_supported || sta->deflink.he_cap.has_he)) + return; + + tid = le32_get_bits(txwi[1], MT_TXD1_TID); + if (tid >= 6) /* skip VO queue */ + return; + + val = le32_to_cpu(txwi[2]); + fc = FIELD_GET(MT_TXD2_FRAME_TYPE, val) << 2 | + FIELD_GET(MT_TXD2_SUB_TYPE, val) << 4; + if (unlikely(fc != (IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA))) + return; + + msta = (struct mt7921_sta *)sta->drv_priv; + if (!test_and_set_bit(tid, &msta->ampdu_state)) + ieee80211_start_tx_ba_session(sta, tid, 0); +} +EXPORT_SYMBOL_GPL(mt7921_tx_check_aggr); + +void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data) +{ + struct mt7921_sta *msta = NULL; + struct mt76_wcid *wcid; + __le32 *txs_data = data; + u16 wcidx; + u8 pid; + + if (le32_get_bits(txs_data[0], MT_TXS0_TXS_FORMAT) > 1) + return; + + wcidx = le32_get_bits(txs_data[2], MT_TXS2_WCID); + pid = le32_get_bits(txs_data[3], MT_TXS3_PID); + + if (pid < MT_PACKET_ID_FIRST) + return; + + if (wcidx >= MT7921_WTBL_SIZE) + return; + + rcu_read_lock(); + + wcid = rcu_dereference(dev->mt76.wcid[wcidx]); + if (!wcid) + goto out; + + msta = container_of(wcid, struct mt7921_sta, wcid); + + mt76_connac2_mac_add_txs_skb(&dev->mt76, wcid, pid, txs_data, + &msta->stats); + if (!wcid->sta) + goto out; + + spin_lock_bh(&dev->sta_poll_lock); + if (list_empty(&msta->poll_list)) + list_add_tail(&msta->poll_list, &dev->sta_poll_list); + spin_unlock_bh(&dev->sta_poll_lock); + +out: + rcu_read_unlock(); +} +EXPORT_SYMBOL_GPL(mt7921_mac_add_txs); + +void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, + struct sk_buff *skb) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + __le32 *rxd = (__le32 *)skb->data; + __le32 *end = (__le32 *)&skb->data[skb->len]; + enum rx_pkt_type type; + u16 flag; + + type = le32_get_bits(rxd[0], MT_RXD0_PKT_TYPE); + flag = le32_get_bits(rxd[0], MT_RXD0_PKT_FLAG); + + if (type == PKT_TYPE_RX_EVENT && flag == 0x1) + type = PKT_TYPE_NORMAL_MCU; + + switch (type) { + case PKT_TYPE_RX_EVENT: + mt7921_mcu_rx_event(dev, skb); + break; + case PKT_TYPE_TXS: + for (rxd += 2; rxd + 8 <= end; rxd += 8) + mt7921_mac_add_txs(dev, rxd); + dev_kfree_skb(skb); + break; + case PKT_TYPE_NORMAL_MCU: + case PKT_TYPE_NORMAL: + if (!mt7921_mac_fill_rx(dev, skb)) { + mt76_rx(&dev->mt76, q, skb); + return; + } + fallthrough; + default: + dev_kfree_skb(skb); + break; + } +} +EXPORT_SYMBOL_GPL(mt7921_queue_rx_skb); + +void mt7921_mac_reset_counters(struct mt7921_phy *phy) +{ + struct mt7921_dev *dev = phy->dev; + int i; + + for (i = 0; i < 4; i++) { + mt76_rr(dev, MT_TX_AGG_CNT(0, i)); + mt76_rr(dev, MT_TX_AGG_CNT2(0, i)); + } + + dev->mt76.phy.survey_time = ktime_get_boottime(); + memset(&dev->mt76.aggr_stats[0], 0, sizeof(dev->mt76.aggr_stats) / 2); + + /* reset airtime counters */ + mt76_rr(dev, MT_MIB_SDR9(0)); + mt76_rr(dev, MT_MIB_SDR36(0)); + mt76_rr(dev, MT_MIB_SDR37(0)); + + mt76_set(dev, MT_WF_RMAC_MIB_TIME0(0), MT_WF_RMAC_MIB_RXTIME_CLR); + mt76_set(dev, MT_WF_RMAC_MIB_AIRTIME0(0), MT_WF_RMAC_MIB_RXTIME_CLR); +} + +void mt7921_mac_set_timing(struct mt7921_phy *phy) +{ + s16 coverage_class = phy->coverage_class; + struct mt7921_dev *dev = phy->dev; + u32 val, reg_offset; + u32 cck = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, 231) | + FIELD_PREP(MT_TIMEOUT_VAL_CCA, 48); + u32 ofdm = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, 60) | + FIELD_PREP(MT_TIMEOUT_VAL_CCA, 28); + bool is_2ghz = phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ; + int sifs = is_2ghz ? 10 : 16, offset; + + if (!test_bit(MT76_STATE_RUNNING, &phy->mt76->state)) + return; + + mt76_set(dev, MT_ARB_SCR(0), + MT_ARB_SCR_TX_DISABLE | MT_ARB_SCR_RX_DISABLE); + udelay(1); + + offset = 3 * coverage_class; + reg_offset = FIELD_PREP(MT_TIMEOUT_VAL_PLCP, offset) | + FIELD_PREP(MT_TIMEOUT_VAL_CCA, offset); + + mt76_wr(dev, MT_TMAC_CDTR(0), cck + reg_offset); + mt76_wr(dev, MT_TMAC_ODTR(0), ofdm + reg_offset); + mt76_wr(dev, MT_TMAC_ICR0(0), + FIELD_PREP(MT_IFS_EIFS, 360) | + FIELD_PREP(MT_IFS_RIFS, 2) | + FIELD_PREP(MT_IFS_SIFS, sifs) | + FIELD_PREP(MT_IFS_SLOT, phy->slottime)); + + if (phy->slottime < 20 || !is_2ghz) + val = MT7921_CFEND_RATE_DEFAULT; + else + val = MT7921_CFEND_RATE_11B; + + mt76_rmw_field(dev, MT_AGG_ACR0(0), MT_AGG_ACR_CFEND_RATE, val); + mt76_clear(dev, MT_ARB_SCR(0), + MT_ARB_SCR_TX_DISABLE | MT_ARB_SCR_RX_DISABLE); +} + +static u8 +mt7921_phy_get_nf(struct mt7921_phy *phy, int idx) +{ + return 0; +} + +static void +mt7921_phy_update_channel(struct mt76_phy *mphy, int idx) +{ + struct mt7921_dev *dev = container_of(mphy->dev, struct mt7921_dev, mt76); + struct mt7921_phy *phy = (struct mt7921_phy *)mphy->priv; + struct mt76_channel_state *state; + u64 busy_time, tx_time, rx_time, obss_time; + int nf; + + busy_time = mt76_get_field(dev, MT_MIB_SDR9(idx), + MT_MIB_SDR9_BUSY_MASK); + tx_time = mt76_get_field(dev, MT_MIB_SDR36(idx), + MT_MIB_SDR36_TXTIME_MASK); + rx_time = mt76_get_field(dev, MT_MIB_SDR37(idx), + MT_MIB_SDR37_RXTIME_MASK); + obss_time = mt76_get_field(dev, MT_WF_RMAC_MIB_AIRTIME14(idx), + MT_MIB_OBSSTIME_MASK); + + nf = mt7921_phy_get_nf(phy, idx); + if (!phy->noise) + phy->noise = nf << 4; + else if (nf) + phy->noise += nf - (phy->noise >> 4); + + state = mphy->chan_state; + state->cc_busy += busy_time; + state->cc_tx += tx_time; + state->cc_rx += rx_time + obss_time; + state->cc_bss_rx += rx_time; + state->noise = -(phy->noise >> 4); +} + +void mt7921_update_channel(struct mt76_phy *mphy) +{ + struct mt7921_dev *dev = container_of(mphy->dev, struct mt7921_dev, mt76); + + if (mt76_connac_pm_wake(mphy, &dev->pm)) + return; + + mt7921_phy_update_channel(mphy, 0); + /* reset obss airtime */ + mt76_set(dev, MT_WF_RMAC_MIB_TIME0(0), MT_WF_RMAC_MIB_RXTIME_CLR); + + mt76_connac_power_save_sched(mphy, &dev->pm); +} +EXPORT_SYMBOL_GPL(mt7921_update_channel); + +static void +mt7921_vif_connect_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_dev *dev = mvif->phy->dev; + struct ieee80211_hw *hw = mt76_hw(dev); + + if (vif->type == NL80211_IFTYPE_STATION) + ieee80211_disconnect(vif, true); + + mt76_connac_mcu_uni_add_dev(&dev->mphy, vif, &mvif->sta.wcid, true); + mt7921_mcu_set_tx(dev, vif); + + if (vif->type == NL80211_IFTYPE_AP) { + mt76_connac_mcu_uni_add_bss(dev->phy.mt76, vif, &mvif->sta.wcid, + true); + mt7921_mcu_sta_update(dev, NULL, vif, true, + MT76_STA_INFO_STATE_NONE); + mt7921_mcu_uni_add_beacon_offload(dev, hw, vif, true); + } +} + +/* system error recovery */ +void mt7921_mac_reset_work(struct work_struct *work) +{ + struct mt7921_dev *dev = container_of(work, struct mt7921_dev, + reset_work); + struct ieee80211_hw *hw = mt76_hw(dev); + struct mt76_connac_pm *pm = &dev->pm; + int i, ret; + + dev_dbg(dev->mt76.dev, "chip reset\n"); + dev->hw_full_reset = true; + ieee80211_stop_queues(hw); + + cancel_delayed_work_sync(&dev->mphy.mac_work); + cancel_delayed_work_sync(&pm->ps_work); + cancel_work_sync(&pm->wake_work); + + for (i = 0; i < 10; i++) { + mutex_lock(&dev->mt76.mutex); + ret = mt7921_dev_reset(dev); + mutex_unlock(&dev->mt76.mutex); + + if (!ret) + break; + } + + if (i == 10) + dev_err(dev->mt76.dev, "chip reset failed\n"); + + if (test_and_clear_bit(MT76_HW_SCANNING, &dev->mphy.state)) { + struct cfg80211_scan_info info = { + .aborted = true, + }; + + ieee80211_scan_completed(dev->mphy.hw, &info); + } + + dev->hw_full_reset = false; + pm->suspended = false; + ieee80211_wake_queues(hw); + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7921_vif_connect_iter, NULL); + mt76_connac_power_save_sched(&dev->mt76.phy, pm); +} + +void mt7921_reset(struct mt76_dev *mdev) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + + if (!dev->hw_init_done) + return; + + if (dev->hw_full_reset) + return; + + queue_work(dev->mt76.wq, &dev->reset_work); +} + +void mt7921_mac_update_mib_stats(struct mt7921_phy *phy) +{ + struct mt7921_dev *dev = phy->dev; + struct mib_stats *mib = &phy->mib; + int i, aggr0 = 0, aggr1; + u32 val; + + mib->fcs_err_cnt += mt76_get_field(dev, MT_MIB_SDR3(0), + MT_MIB_SDR3_FCS_ERR_MASK); + mib->ack_fail_cnt += mt76_get_field(dev, MT_MIB_MB_BSDR3(0), + MT_MIB_ACK_FAIL_COUNT_MASK); + mib->ba_miss_cnt += mt76_get_field(dev, MT_MIB_MB_BSDR2(0), + MT_MIB_BA_FAIL_COUNT_MASK); + mib->rts_cnt += mt76_get_field(dev, MT_MIB_MB_BSDR0(0), + MT_MIB_RTS_COUNT_MASK); + mib->rts_retries_cnt += mt76_get_field(dev, MT_MIB_MB_BSDR1(0), + MT_MIB_RTS_FAIL_COUNT_MASK); + + mib->tx_ampdu_cnt += mt76_rr(dev, MT_MIB_SDR12(0)); + mib->tx_mpdu_attempts_cnt += mt76_rr(dev, MT_MIB_SDR14(0)); + mib->tx_mpdu_success_cnt += mt76_rr(dev, MT_MIB_SDR15(0)); + + val = mt76_rr(dev, MT_MIB_SDR32(0)); + mib->tx_pkt_ebf_cnt += FIELD_GET(MT_MIB_SDR9_EBF_CNT_MASK, val); + mib->tx_pkt_ibf_cnt += FIELD_GET(MT_MIB_SDR9_IBF_CNT_MASK, val); + + val = mt76_rr(dev, MT_ETBF_TX_APP_CNT(0)); + mib->tx_bf_ibf_ppdu_cnt += FIELD_GET(MT_ETBF_TX_IBF_CNT, val); + mib->tx_bf_ebf_ppdu_cnt += FIELD_GET(MT_ETBF_TX_EBF_CNT, val); + + val = mt76_rr(dev, MT_ETBF_RX_FB_CNT(0)); + mib->tx_bf_rx_fb_all_cnt += FIELD_GET(MT_ETBF_RX_FB_ALL, val); + mib->tx_bf_rx_fb_he_cnt += FIELD_GET(MT_ETBF_RX_FB_HE, val); + mib->tx_bf_rx_fb_vht_cnt += FIELD_GET(MT_ETBF_RX_FB_VHT, val); + mib->tx_bf_rx_fb_ht_cnt += FIELD_GET(MT_ETBF_RX_FB_HT, val); + + mib->rx_mpdu_cnt += mt76_rr(dev, MT_MIB_SDR5(0)); + mib->rx_ampdu_cnt += mt76_rr(dev, MT_MIB_SDR22(0)); + mib->rx_ampdu_bytes_cnt += mt76_rr(dev, MT_MIB_SDR23(0)); + mib->rx_ba_cnt += mt76_rr(dev, MT_MIB_SDR31(0)); + + for (i = 0; i < ARRAY_SIZE(mib->tx_amsdu); i++) { + val = mt76_rr(dev, MT_PLE_AMSDU_PACK_MSDU_CNT(i)); + mib->tx_amsdu[i] += val; + mib->tx_amsdu_cnt += val; + } + + for (i = 0, aggr1 = aggr0 + 4; i < 4; i++) { + u32 val2; + + val = mt76_rr(dev, MT_TX_AGG_CNT(0, i)); + val2 = mt76_rr(dev, MT_TX_AGG_CNT2(0, i)); + + dev->mt76.aggr_stats[aggr0++] += val & 0xffff; + dev->mt76.aggr_stats[aggr0++] += val >> 16; + dev->mt76.aggr_stats[aggr1++] += val2 & 0xffff; + dev->mt76.aggr_stats[aggr1++] += val2 >> 16; + } +} + +void mt7921_mac_work(struct work_struct *work) +{ + struct mt7921_phy *phy; + struct mt76_phy *mphy; + + mphy = (struct mt76_phy *)container_of(work, struct mt76_phy, + mac_work.work); + phy = mphy->priv; + + mt7921_mutex_acquire(phy->dev); + + mt76_update_survey(mphy); + if (++mphy->mac_work_count == 2) { + mphy->mac_work_count = 0; + + mt7921_mac_update_mib_stats(phy); + } + + mt7921_mutex_release(phy->dev); + + mt76_tx_status_check(mphy->dev, false); + ieee80211_queue_delayed_work(phy->mt76->hw, &mphy->mac_work, + MT7921_WATCHDOG_TIME); +} + +void mt7921_pm_wake_work(struct work_struct *work) +{ + struct mt7921_dev *dev; + struct mt76_phy *mphy; + + dev = (struct mt7921_dev *)container_of(work, struct mt7921_dev, + pm.wake_work); + mphy = dev->phy.mt76; + + if (!mt7921_mcu_drv_pmctrl(dev)) { + struct mt76_dev *mdev = &dev->mt76; + int i; + + if (mt76_is_sdio(mdev)) { + mt76_connac_pm_dequeue_skbs(mphy, &dev->pm); + mt76_worker_schedule(&mdev->sdio.txrx_worker); + } else { + local_bh_disable(); + mt76_for_each_q_rx(mdev, i) + napi_schedule(&mdev->napi[i]); + local_bh_enable(); + mt76_connac_pm_dequeue_skbs(mphy, &dev->pm); + mt76_connac_tx_cleanup(mdev); + } + if (test_bit(MT76_STATE_RUNNING, &mphy->state)) + ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work, + MT7921_WATCHDOG_TIME); + } + + ieee80211_wake_queues(mphy->hw); + wake_up(&dev->pm.wait); +} + +void mt7921_pm_power_save_work(struct work_struct *work) +{ + struct mt7921_dev *dev; + unsigned long delta; + struct mt76_phy *mphy; + + dev = (struct mt7921_dev *)container_of(work, struct mt7921_dev, + pm.ps_work.work); + mphy = dev->phy.mt76; + + delta = dev->pm.idle_timeout; + if (test_bit(MT76_HW_SCANNING, &mphy->state) || + test_bit(MT76_HW_SCHED_SCANNING, &mphy->state) || + dev->fw_assert) + goto out; + + if (mutex_is_locked(&dev->mt76.mutex)) + /* if mt76 mutex is held we should not put the device + * to sleep since we are currently accessing device + * register map. We need to wait for the next power_save + * trigger. + */ + goto out; + + if (time_is_after_jiffies(dev->pm.last_activity + delta)) { + delta = dev->pm.last_activity + delta - jiffies; + goto out; + } + + if (!mt7921_mcu_fw_pmctrl(dev)) { + cancel_delayed_work_sync(&mphy->mac_work); + return; + } +out: + queue_delayed_work(dev->mt76.wq, &dev->pm.ps_work, delta); +} + +void mt7921_coredump_work(struct work_struct *work) +{ + struct mt7921_dev *dev; + char *dump, *data; + + dev = (struct mt7921_dev *)container_of(work, struct mt7921_dev, + coredump.work.work); + + if (time_is_after_jiffies(dev->coredump.last_activity + + 4 * MT76_CONNAC_COREDUMP_TIMEOUT)) { + queue_delayed_work(dev->mt76.wq, &dev->coredump.work, + MT76_CONNAC_COREDUMP_TIMEOUT); + return; + } + + dump = vzalloc(MT76_CONNAC_COREDUMP_SZ); + data = dump; + + while (true) { + struct sk_buff *skb; + + spin_lock_bh(&dev->mt76.lock); + skb = __skb_dequeue(&dev->coredump.msg_list); + spin_unlock_bh(&dev->mt76.lock); + + if (!skb) + break; + + skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); + if (!dump || data + skb->len - dump > MT76_CONNAC_COREDUMP_SZ) { + dev_kfree_skb(skb); + continue; + } + + memcpy(data, skb->data, skb->len); + data += skb->len; + + dev_kfree_skb(skb); + } + + if (dump) + dev_coredumpv(dev->mt76.dev, dump, MT76_CONNAC_COREDUMP_SZ, + GFP_KERNEL); + + mt7921_reset(&dev->mt76); +} + +/* usb_sdio */ +static void +mt7921_usb_sdio_write_txwi(struct mt7921_dev *dev, struct mt76_wcid *wcid, + enum mt76_txq_id qid, struct ieee80211_sta *sta, + struct ieee80211_key_conf *key, int pid, + struct sk_buff *skb) +{ + __le32 *txwi = (__le32 *)(skb->data - MT_SDIO_TXD_SIZE); + + memset(txwi, 0, MT_SDIO_TXD_SIZE); + mt76_connac2_mac_write_txwi(&dev->mt76, txwi, skb, wcid, key, pid, qid, 0); + skb_push(skb, MT_SDIO_TXD_SIZE); +} + +int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, + enum mt76_txq_id qid, struct mt76_wcid *wcid, + struct ieee80211_sta *sta, + struct mt76_tx_info *tx_info) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_info->skb); + struct ieee80211_key_conf *key = info->control.hw_key; + struct sk_buff *skb = tx_info->skb; + int err, pad, pktid, type; + + if (unlikely(tx_info->skb->len <= ETH_HLEN)) + return -EINVAL; + + if (!wcid) + wcid = &dev->mt76.global_wcid; + + if (sta) { + struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; + + if (time_after(jiffies, msta->last_txs + HZ / 4)) { + info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS; + msta->last_txs = jiffies; + } + } + + pktid = mt76_tx_status_skb_add(&dev->mt76, wcid, skb); + mt7921_usb_sdio_write_txwi(dev, wcid, qid, sta, key, pktid, skb); + + type = mt76_is_sdio(mdev) ? MT7921_SDIO_DATA : 0; + mt7921_skb_add_usb_sdio_hdr(dev, skb, type); + pad = round_up(skb->len, 4) - skb->len; + if (mt76_is_usb(mdev)) + pad += 4; + + err = mt76_skb_adjust_pad(skb, pad); + if (err) + /* Release pktid in case of error. */ + idr_remove(&wcid->pktid, pktid); + + return err; +} +EXPORT_SYMBOL_GPL(mt7921_usb_sdio_tx_prepare_skb); + +void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev, + struct mt76_queue_entry *e) +{ + __le32 *txwi = (__le32 *)(e->skb->data + MT_SDIO_HDR_SIZE); + unsigned int headroom = MT_SDIO_TXD_SIZE + MT_SDIO_HDR_SIZE; + struct ieee80211_sta *sta; + struct mt76_wcid *wcid; + u16 idx; + + idx = le32_get_bits(txwi[1], MT_TXD1_WLAN_IDX); + wcid = rcu_dereference(mdev->wcid[idx]); + sta = wcid_to_sta(wcid); + + if (sta && likely(e->skb->protocol != cpu_to_be16(ETH_P_PAE))) + mt7921_tx_check_aggr(sta, txwi); + + skb_pull(e->skb, headroom); + mt76_tx_complete_skb(mdev, e->wcid, e->skb); +} +EXPORT_SYMBOL_GPL(mt7921_usb_sdio_tx_complete_skb); + +bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + + mt7921_mutex_acquire(dev); + mt7921_mac_sta_poll(dev); + mt7921_mutex_release(dev); + + return false; +} +EXPORT_SYMBOL_GPL(mt7921_usb_sdio_tx_status_data); + +#if IS_ENABLED(CONFIG_IPV6) +void mt7921_set_ipv6_ns_work(struct work_struct *work) +{ + struct mt7921_dev *dev = container_of(work, struct mt7921_dev, + ipv6_ns_work); + struct sk_buff *skb; + int ret = 0; + + do { + skb = skb_dequeue(&dev->ipv6_ns_list); + + if (!skb) + break; + + mt7921_mutex_acquire(dev); + ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_UNI_CMD(OFFLOAD), true); + mt7921_mutex_release(dev); + + } while (!ret); + + if (ret) + skb_queue_purge(&dev->ipv6_ns_list); +} +#endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c.orig b/drivers/net/wireless/mediatek/mt76/mt7921/main.c.orig new file mode 100644 index 000000000000..87067ac367eb --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c.orig @@ -0,0 +1,1838 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2020 MediaTek Inc. */ + +#include <linux/etherdevice.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/module.h> +#include <net/ipv6.h> +#include "mt7921.h" +#include "mcu.h" + +static int +mt7921_init_he_caps(struct mt7921_phy *phy, enum nl80211_band band, + struct ieee80211_sband_iftype_data *data) +{ + int i, idx = 0; + int nss = hweight8(phy->mt76->chainmask); + u16 mcs_map = 0; + + for (i = 0; i < 8; i++) { + if (i < nss) + mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); + else + mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); + } + + for (i = 0; i < NUM_NL80211_IFTYPES; i++) { + struct ieee80211_sta_he_cap *he_cap = &data[idx].he_cap; + struct ieee80211_he_cap_elem *he_cap_elem = + &he_cap->he_cap_elem; + struct ieee80211_he_mcs_nss_supp *he_mcs = + &he_cap->he_mcs_nss_supp; + + switch (i) { + case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_AP: + break; + default: + continue; + } + + data[idx].types_mask = BIT(i); + he_cap->has_he = true; + + he_cap_elem->mac_cap_info[0] = + IEEE80211_HE_MAC_CAP0_HTC_HE; + he_cap_elem->mac_cap_info[3] = + IEEE80211_HE_MAC_CAP3_OMI_CONTROL | + IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3; + he_cap_elem->mac_cap_info[4] = + IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU; + + if (band == NL80211_BAND_2GHZ) + he_cap_elem->phy_cap_info[0] = + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G; + else + he_cap_elem->phy_cap_info[0] = + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G; + + he_cap_elem->phy_cap_info[1] = + IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD; + he_cap_elem->phy_cap_info[2] = + IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US | + IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ | + IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ | + IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO | + IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO; + + switch (i) { + case NL80211_IFTYPE_AP: + he_cap_elem->mac_cap_info[2] |= + IEEE80211_HE_MAC_CAP2_BSR; + he_cap_elem->mac_cap_info[4] |= + IEEE80211_HE_MAC_CAP4_BQR; + he_cap_elem->mac_cap_info[5] |= + IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX; + he_cap_elem->phy_cap_info[3] |= + IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | + IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; + he_cap_elem->phy_cap_info[6] |= + IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | + IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; + he_cap_elem->phy_cap_info[9] |= + IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | + IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU; + break; + case NL80211_IFTYPE_STATION: + he_cap_elem->mac_cap_info[1] |= + IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US; + + if (band == NL80211_BAND_2GHZ) + he_cap_elem->phy_cap_info[0] |= + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G; + else + he_cap_elem->phy_cap_info[0] |= + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G; + + he_cap_elem->phy_cap_info[1] |= + IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A | + IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US; + he_cap_elem->phy_cap_info[3] |= + IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | + IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; + he_cap_elem->phy_cap_info[4] |= + IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE | + IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4; + he_cap_elem->phy_cap_info[5] |= + IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK | + IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK; + he_cap_elem->phy_cap_info[6] |= + IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU | + IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU | + IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB | + IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | + IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; + he_cap_elem->phy_cap_info[7] |= + IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP | + IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI; + he_cap_elem->phy_cap_info[8] |= + IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G | + IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484; + he_cap_elem->phy_cap_info[9] |= + IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM | + IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK | + IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | + IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU | + IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB | + IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB; + + if (is_mt7922(phy->mt76->dev)) { + he_cap_elem->phy_cap_info[0] |= + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G; + he_cap_elem->phy_cap_info[8] |= + IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU | + IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU; + } + break; + } + + he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map); + he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map); + if (is_mt7922(phy->mt76->dev)) { + he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map); + he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map); + } + + memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres)); + if (he_cap_elem->phy_cap_info[6] & + IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { + mt76_connac_gen_ppe_thresh(he_cap->ppe_thres, nss); + } else { + he_cap_elem->phy_cap_info[9] |= + u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US, + IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK); + } + + if (band == NL80211_BAND_6GHZ) { + struct ieee80211_supported_band *sband = + &phy->mt76->sband_5g.sband; + struct ieee80211_sta_vht_cap *vht_cap = &sband->vht_cap; + struct ieee80211_sta_ht_cap *ht_cap = &sband->ht_cap; + u32 exp; + u16 cap; + + cap = u16_encode_bits(ht_cap->ampdu_density, + IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START); + exp = u32_get_bits(vht_cap->cap, + IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK); + cap |= u16_encode_bits(exp, + IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); + exp = u32_get_bits(vht_cap->cap, + IEEE80211_VHT_CAP_MAX_MPDU_MASK); + cap |= u16_encode_bits(exp, + IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN); + if (vht_cap->cap & IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN) + cap |= IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS; + if (vht_cap->cap & IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN) + cap |= IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS; + + data[idx].he_6ghz_capa.capa = cpu_to_le16(cap); + } + idx++; + } + + return idx; +} + +void mt7921_set_stream_he_caps(struct mt7921_phy *phy) +{ + struct ieee80211_sband_iftype_data *data; + struct ieee80211_supported_band *band; + int n; + + if (phy->mt76->cap.has_2ghz) { + data = phy->iftype[NL80211_BAND_2GHZ]; + n = mt7921_init_he_caps(phy, NL80211_BAND_2GHZ, data); + + band = &phy->mt76->sband_2g.sband; + band->iftype_data = data; + band->n_iftype_data = n; + } + + if (phy->mt76->cap.has_5ghz) { + data = phy->iftype[NL80211_BAND_5GHZ]; + n = mt7921_init_he_caps(phy, NL80211_BAND_5GHZ, data); + + band = &phy->mt76->sband_5g.sband; + band->iftype_data = data; + band->n_iftype_data = n; + + if (phy->mt76->cap.has_6ghz) { + data = phy->iftype[NL80211_BAND_6GHZ]; + n = mt7921_init_he_caps(phy, NL80211_BAND_6GHZ, data); + + band = &phy->mt76->sband_6g.sband; + band->iftype_data = data; + band->n_iftype_data = n; + } + } +} + +int __mt7921_start(struct mt7921_phy *phy) +{ + struct mt76_phy *mphy = phy->mt76; + int err; + + err = mt76_connac_mcu_set_mac_enable(mphy->dev, 0, true, false); + if (err) + return err; + + err = mt76_connac_mcu_set_channel_domain(mphy); + if (err) + return err; + + err = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD(SET_RX_PATH)); + if (err) + return err; + + err = mt7921_set_tx_sar_pwr(mphy->hw, NULL); + if (err) + return err; + + mt7921_mac_reset_counters(phy); + set_bit(MT76_STATE_RUNNING, &mphy->state); + + ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work, + MT7921_WATCHDOG_TIME); + + return 0; +} +EXPORT_SYMBOL_GPL(__mt7921_start); + +static int mt7921_start(struct ieee80211_hw *hw) +{ + struct mt7921_phy *phy = mt7921_hw_phy(hw); + int err; + + mt7921_mutex_acquire(phy->dev); + err = __mt7921_start(phy); + mt7921_mutex_release(phy->dev); + + return err; +} + +void mt7921_stop(struct ieee80211_hw *hw) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt7921_phy *phy = mt7921_hw_phy(hw); + + cancel_delayed_work_sync(&phy->mt76->mac_work); + + cancel_delayed_work_sync(&dev->pm.ps_work); + cancel_work_sync(&dev->pm.wake_work); + cancel_work_sync(&dev->reset_work); + mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); + + mt7921_mutex_acquire(dev); + clear_bit(MT76_STATE_RUNNING, &phy->mt76->state); + mt76_connac_mcu_set_mac_enable(&dev->mt76, 0, false, false); + mt7921_mutex_release(dev); +} +EXPORT_SYMBOL_GPL(mt7921_stop); + +static int mt7921_add_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt7921_phy *phy = mt7921_hw_phy(hw); + struct mt76_txq *mtxq; + int idx, ret = 0; + + mt7921_mutex_acquire(dev); + + mvif->mt76.idx = __ffs64(~dev->mt76.vif_mask); + if (mvif->mt76.idx >= MT7921_MAX_INTERFACES) { + ret = -ENOSPC; + goto out; + } + + mvif->mt76.omac_idx = mvif->mt76.idx; + mvif->phy = phy; + mvif->mt76.band_idx = 0; + mvif->mt76.wmm_idx = mvif->mt76.idx % MT76_CONNAC_MAX_WMM_SETS; + + ret = mt76_connac_mcu_uni_add_dev(&dev->mphy, vif, &mvif->sta.wcid, + true); + if (ret) + goto out; + + dev->mt76.vif_mask |= BIT_ULL(mvif->mt76.idx); + phy->omac_mask |= BIT_ULL(mvif->mt76.omac_idx); + + idx = MT7921_WTBL_RESERVED - mvif->mt76.idx; + + INIT_LIST_HEAD(&mvif->sta.wcid.poll_list); + mvif->sta.wcid.idx = idx; + mvif->sta.wcid.phy_idx = mvif->mt76.band_idx; + mvif->sta.wcid.hw_key_idx = -1; + mvif->sta.wcid.tx_info |= MT_WCID_TX_INFO_SET; + mt76_packet_id_init(&mvif->sta.wcid); + + mt7921_mac_wtbl_update(dev, idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + + ewma_rssi_init(&mvif->rssi); + + rcu_assign_pointer(dev->mt76.wcid[idx], &mvif->sta.wcid); + if (vif->txq) { + mtxq = (struct mt76_txq *)vif->txq->drv_priv; + mtxq->wcid = idx; + } + + vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; +out: + mt7921_mutex_release(dev); + + return ret; +} + +static void mt7921_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_sta *msta = &mvif->sta; + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt7921_phy *phy = mt7921_hw_phy(hw); + int idx = msta->wcid.idx; + + mt7921_mutex_acquire(dev); + mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid); + mt76_connac_mcu_uni_add_dev(&dev->mphy, vif, &mvif->sta.wcid, false); + + rcu_assign_pointer(dev->mt76.wcid[idx], NULL); + + dev->mt76.vif_mask &= ~BIT_ULL(mvif->mt76.idx); + phy->omac_mask &= ~BIT_ULL(mvif->mt76.omac_idx); + mt7921_mutex_release(dev); + + spin_lock_bh(&dev->mt76.sta_poll_lock); + if (!list_empty(&msta->wcid.poll_list)) + list_del_init(&msta->wcid.poll_list); + spin_unlock_bh(&dev->mt76.sta_poll_lock); + + mt76_packet_id_flush(&dev->mt76, &msta->wcid); +} + +static void mt7921_roc_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_phy *phy = priv; + + mt7921_mcu_abort_roc(phy, mvif, phy->roc_token_id); +} + +void mt7921_roc_work(struct work_struct *work) +{ + struct mt7921_phy *phy; + + phy = (struct mt7921_phy *)container_of(work, struct mt7921_phy, + roc_work); + + if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) + return; + + mt7921_mutex_acquire(phy->dev); + ieee80211_iterate_active_interfaces(phy->mt76->hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7921_roc_iter, phy); + mt7921_mutex_release(phy->dev); + ieee80211_remain_on_channel_expired(phy->mt76->hw); +} + +void mt7921_roc_timer(struct timer_list *timer) +{ + struct mt7921_phy *phy = from_timer(phy, timer, roc_timer); + + ieee80211_queue_work(phy->mt76->hw, &phy->roc_work); +} + +static int mt7921_abort_roc(struct mt7921_phy *phy, struct mt7921_vif *vif) +{ + int err = 0; + + del_timer_sync(&phy->roc_timer); + cancel_work_sync(&phy->roc_work); + + mt7921_mutex_acquire(phy->dev); + if (test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) + err = mt7921_mcu_abort_roc(phy, vif, phy->roc_token_id); + mt7921_mutex_release(phy->dev); + + return err; +} + +static int mt7921_set_roc(struct mt7921_phy *phy, + struct mt7921_vif *vif, + struct ieee80211_channel *chan, + int duration, + enum mt7921_roc_req type) +{ + int err; + + if (test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state)) + return -EBUSY; + + phy->roc_grant = false; + + err = mt7921_mcu_set_roc(phy, vif, chan, duration, type, + ++phy->roc_token_id); + if (err < 0) { + clear_bit(MT76_STATE_ROC, &phy->mt76->state); + goto out; + } + + if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, HZ)) { + mt7921_mcu_abort_roc(phy, vif, phy->roc_token_id); + clear_bit(MT76_STATE_ROC, &phy->mt76->state); + err = -ETIMEDOUT; + } + +out: + return err; +} + +static int mt7921_remain_on_channel(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_channel *chan, + int duration, + enum ieee80211_roc_type type) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_phy *phy = mt7921_hw_phy(hw); + int err; + + mt7921_mutex_acquire(phy->dev); + err = mt7921_set_roc(phy, mvif, chan, duration, MT7921_ROC_REQ_ROC); + mt7921_mutex_release(phy->dev); + + return err; +} + +static int mt7921_cancel_remain_on_channel(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_phy *phy = mt7921_hw_phy(hw); + + return mt7921_abort_roc(phy, mvif); +} + +static int mt7921_set_channel(struct mt7921_phy *phy) +{ + struct mt7921_dev *dev = phy->dev; + int ret; + + cancel_delayed_work_sync(&phy->mt76->mac_work); + + mt7921_mutex_acquire(dev); + set_bit(MT76_RESET, &phy->mt76->state); + + mt76_set_channel(phy->mt76); + + ret = mt7921_mcu_set_chan_info(phy, MCU_EXT_CMD(CHANNEL_SWITCH)); + if (ret) + goto out; + + mt7921_mac_set_timing(phy); + + mt7921_mac_reset_counters(phy); + phy->noise = 0; + +out: + clear_bit(MT76_RESET, &phy->mt76->state); + mt7921_mutex_release(dev); + + mt76_worker_schedule(&dev->mt76.tx_worker); + ieee80211_queue_delayed_work(phy->mt76->hw, &phy->mt76->mac_work, + MT7921_WATCHDOG_TIME); + + return ret; +} + +static int mt7921_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, + struct ieee80211_vif *vif, struct ieee80211_sta *sta, + struct ieee80211_key_conf *key) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_sta *msta = sta ? (struct mt7921_sta *)sta->drv_priv : + &mvif->sta; + struct mt76_wcid *wcid = &msta->wcid; + u8 *wcid_keyidx = &wcid->hw_key_idx; + int idx = key->keyidx, err = 0; + + /* The hardware does not support per-STA RX GTK, fallback + * to software mode for these. + */ + if ((vif->type == NL80211_IFTYPE_ADHOC || + vif->type == NL80211_IFTYPE_MESH_POINT) && + (key->cipher == WLAN_CIPHER_SUITE_TKIP || + key->cipher == WLAN_CIPHER_SUITE_CCMP) && + !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) + return -EOPNOTSUPP; + + /* fall back to sw encryption for unsupported ciphers */ + switch (key->cipher) { + case WLAN_CIPHER_SUITE_AES_CMAC: + key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE; + wcid_keyidx = &wcid->hw_key_idx2; + break; + case WLAN_CIPHER_SUITE_WEP40: + case WLAN_CIPHER_SUITE_WEP104: + if (!mvif->wep_sta) + return -EOPNOTSUPP; + break; + case WLAN_CIPHER_SUITE_TKIP: + case WLAN_CIPHER_SUITE_CCMP: + case WLAN_CIPHER_SUITE_CCMP_256: + case WLAN_CIPHER_SUITE_GCMP: + case WLAN_CIPHER_SUITE_GCMP_256: + case WLAN_CIPHER_SUITE_SMS4: + break; + default: + return -EOPNOTSUPP; + } + + mt7921_mutex_acquire(dev); + + if (cmd == SET_KEY) { + *wcid_keyidx = idx; + } else { + if (idx == *wcid_keyidx) + *wcid_keyidx = -1; + goto out; + } + + mt76_wcid_key_setup(&dev->mt76, wcid, key); + err = mt76_connac_mcu_add_key(&dev->mt76, vif, &msta->bip, + key, MCU_UNI_CMD(STA_REC_UPDATE), + &msta->wcid, cmd); + if (err) + goto out; + + if (key->cipher == WLAN_CIPHER_SUITE_WEP104 || + key->cipher == WLAN_CIPHER_SUITE_WEP40) + err = mt76_connac_mcu_add_key(&dev->mt76, vif, + &mvif->wep_sta->bip, + key, MCU_UNI_CMD(STA_REC_UPDATE), + &mvif->wep_sta->wcid, cmd); +out: + mt7921_mutex_release(dev); + + return err; +} + +static void +mt7921_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct mt7921_dev *dev = priv; + struct ieee80211_hw *hw = mt76_hw(dev); + bool pm_enable = dev->pm.enable; + int err; + + err = mt7921_mcu_set_beacon_filter(dev, vif, pm_enable); + if (err < 0) + return; + + if (pm_enable) { + vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; + ieee80211_hw_set(hw, CONNECTION_MONITOR); + } else { + vif->driver_flags &= ~IEEE80211_VIF_BEACON_FILTER; + __clear_bit(IEEE80211_HW_CONNECTION_MONITOR, hw->flags); + } +} + +static void +mt7921_sniffer_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct mt7921_dev *dev = priv; + struct ieee80211_hw *hw = mt76_hw(dev); + struct mt76_connac_pm *pm = &dev->pm; + bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); + + mt7921_mcu_set_sniffer(dev, vif, monitor); + pm->enable = pm->enable_user && !monitor; + pm->ds_enable = pm->ds_enable_user && !monitor; + + mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable); + + if (monitor) + mt7921_mcu_set_beacon_filter(dev, vif, false); +} + +void mt7921_set_runtime_pm(struct mt7921_dev *dev) +{ + struct ieee80211_hw *hw = mt76_hw(dev); + struct mt76_connac_pm *pm = &dev->pm; + bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); + + pm->enable = pm->enable_user && !monitor; + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7921_pm_interface_iter, dev); + pm->ds_enable = pm->ds_enable_user && !monitor; + mt76_connac_mcu_set_deep_sleep(&dev->mt76, pm->ds_enable); +} + +static int mt7921_config(struct ieee80211_hw *hw, u32 changed) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt7921_phy *phy = mt7921_hw_phy(hw); + int ret = 0; + + if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { + ieee80211_stop_queues(hw); + ret = mt7921_set_channel(phy); + if (ret) + return ret; + ieee80211_wake_queues(hw); + } + + mt7921_mutex_acquire(dev); + + if (changed & IEEE80211_CONF_CHANGE_POWER) { + ret = mt7921_set_tx_sar_pwr(hw, NULL); + if (ret) + goto out; + } + + if (changed & IEEE80211_CONF_CHANGE_MONITOR) { + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7921_sniffer_interface_iter, dev); + } + +out: + mt7921_mutex_release(dev); + + return ret; +} + +static int +mt7921_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, u16 queue, + const struct ieee80211_tx_queue_params *params) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + + /* no need to update right away, we'll get BSS_CHANGED_QOS */ + queue = mt76_connac_lmac_mapping(queue); + mvif->queue_params[queue] = *params; + + return 0; +} + +static void mt7921_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + u64 multicast) +{ +#define MT7921_FILTER_FCSFAIL BIT(2) +#define MT7921_FILTER_CONTROL BIT(5) +#define MT7921_FILTER_OTHER_BSS BIT(6) +#define MT7921_FILTER_ENABLE BIT(31) + + struct mt7921_dev *dev = mt7921_hw_dev(hw); + u32 flags = MT7921_FILTER_ENABLE; + +#define MT7921_FILTER(_fif, _type) do { \ + if (*total_flags & (_fif)) \ + flags |= MT7921_FILTER_##_type; \ + } while (0) + + MT7921_FILTER(FIF_FCSFAIL, FCSFAIL); + MT7921_FILTER(FIF_CONTROL, CONTROL); + MT7921_FILTER(FIF_OTHER_BSS, OTHER_BSS); + + mt7921_mutex_acquire(dev); + mt7921_mcu_set_rxfilter(dev, flags, 0, 0); + mt7921_mutex_release(dev); + + *total_flags &= (FIF_OTHER_BSS | FIF_FCSFAIL | FIF_CONTROL); +} + +static void mt7921_bss_info_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *info, + u64 changed) +{ + struct mt7921_phy *phy = mt7921_hw_phy(hw); + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + mt7921_mutex_acquire(dev); + + if (changed & BSS_CHANGED_ERP_SLOT) { + int slottime = info->use_short_slot ? 9 : 20; + + if (slottime != phy->slottime) { + phy->slottime = slottime; + mt7921_mac_set_timing(phy); + } + } + + if (changed & (BSS_CHANGED_BEACON | + BSS_CHANGED_BEACON_ENABLED)) + mt7921_mcu_uni_add_beacon_offload(dev, hw, vif, + info->enable_beacon); + + /* ensure that enable txcmd_mode after bss_info */ + if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED)) + mt7921_mcu_set_tx(dev, vif); + + if (changed & BSS_CHANGED_PS) + mt7921_mcu_uni_bss_ps(dev, vif); + + if (changed & BSS_CHANGED_ASSOC) { + mt7921_mcu_sta_update(dev, NULL, vif, true, + MT76_STA_INFO_STATE_ASSOC); + mt7921_mcu_set_beacon_filter(dev, vif, vif->cfg.assoc); + } + + if (changed & BSS_CHANGED_ARP_FILTER) { + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + + mt76_connac_mcu_update_arp_filter(&dev->mt76, &mvif->mt76, + info); + } + + mt7921_mutex_release(dev); +} + +int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + int ret, idx; + + idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7921_WTBL_STA - 1); + if (idx < 0) + return -ENOSPC; + + INIT_LIST_HEAD(&msta->wcid.poll_list); + msta->vif = mvif; + msta->wcid.sta = 1; + msta->wcid.idx = idx; + msta->wcid.phy_idx = mvif->mt76.band_idx; + msta->wcid.tx_info |= MT_WCID_TX_INFO_SET; + msta->last_txs = jiffies; + + ret = mt76_connac_pm_wake(&dev->mphy, &dev->pm); + if (ret) + return ret; + + if (vif->type == NL80211_IFTYPE_STATION) + mvif->wep_sta = msta; + + mt7921_mac_wtbl_update(dev, idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + + ret = mt7921_mcu_sta_update(dev, sta, vif, true, + MT76_STA_INFO_STATE_NONE); + if (ret) + return ret; + + mt76_connac_power_save_sched(&dev->mphy, &dev->pm); + + return 0; +} +EXPORT_SYMBOL_GPL(mt7921_mac_sta_add); + +void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + + mt7921_mutex_acquire(dev); + + if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) + mt76_connac_mcu_uni_add_bss(&dev->mphy, vif, &mvif->sta.wcid, + true, mvif->ctx); + + ewma_avg_signal_init(&msta->avg_ack_signal); + + mt7921_mac_wtbl_update(dev, msta->wcid.idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + memset(msta->airtime_ac, 0, sizeof(msta->airtime_ac)); + + mt7921_mcu_sta_update(dev, sta, vif, true, MT76_STA_INFO_STATE_ASSOC); + + mt7921_mutex_release(dev); +} +EXPORT_SYMBOL_GPL(mt7921_mac_sta_assoc); + +void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; + + mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid); + mt76_connac_pm_wake(&dev->mphy, &dev->pm); + + mt7921_mcu_sta_update(dev, sta, vif, false, MT76_STA_INFO_STATE_NONE); + mt7921_mac_wtbl_update(dev, msta->wcid.idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + + if (vif->type == NL80211_IFTYPE_STATION) { + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + + mvif->wep_sta = NULL; + ewma_rssi_init(&mvif->rssi); + if (!sta->tdls) + mt76_connac_mcu_uni_add_bss(&dev->mphy, vif, + &mvif->sta.wcid, false, + mvif->ctx); + } + + spin_lock_bh(&dev->mt76.sta_poll_lock); + if (!list_empty(&msta->wcid.poll_list)) + list_del_init(&msta->wcid.poll_list); + spin_unlock_bh(&dev->mt76.sta_poll_lock); + + mt76_connac_power_save_sched(&dev->mphy, &dev->pm); +} +EXPORT_SYMBOL_GPL(mt7921_mac_sta_remove); + +void mt7921_tx_worker(struct mt76_worker *w) +{ + struct mt7921_dev *dev = container_of(w, struct mt7921_dev, + mt76.tx_worker); + + if (!mt76_connac_pm_ref(&dev->mphy, &dev->pm)) { + queue_work(dev->mt76.wq, &dev->pm.wake_work); + return; + } + + mt76_txq_schedule_all(&dev->mphy); + mt76_connac_pm_unref(&dev->mphy, &dev->pm); +} + +static void mt7921_tx(struct ieee80211_hw *hw, + struct ieee80211_tx_control *control, + struct sk_buff *skb) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_vif *vif = info->control.vif; + struct mt76_wcid *wcid = &dev->mt76.global_wcid; + int qid; + + if (control->sta) { + struct mt7921_sta *sta; + + sta = (struct mt7921_sta *)control->sta->drv_priv; + wcid = &sta->wcid; + } + + if (vif && !control->sta) { + struct mt7921_vif *mvif; + + mvif = (struct mt7921_vif *)vif->drv_priv; + wcid = &mvif->sta.wcid; + } + + if (mt76_connac_pm_ref(mphy, &dev->pm)) { + mt76_tx(mphy, control->sta, wcid, skb); + mt76_connac_pm_unref(mphy, &dev->pm); + return; + } + + qid = skb_get_queue_mapping(skb); + if (qid >= MT_TXQ_PSD) { + qid = IEEE80211_AC_BE; + skb_set_queue_mapping(skb, qid); + } + + mt76_connac_pm_queue_skb(hw, &dev->pm, wcid, skb); +} + +static int mt7921_set_rts_threshold(struct ieee80211_hw *hw, u32 val) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + mt7921_mutex_acquire(dev); + mt76_connac_mcu_set_rts_thresh(&dev->mt76, val, 0); + mt7921_mutex_release(dev); + + return 0; +} + +static int +mt7921_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_ampdu_params *params) +{ + enum ieee80211_ampdu_mlme_action action = params->action; + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct ieee80211_sta *sta = params->sta; + struct ieee80211_txq *txq = sta->txq[params->tid]; + struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; + u16 tid = params->tid; + u16 ssn = params->ssn; + struct mt76_txq *mtxq; + int ret = 0; + + if (!txq) + return -EINVAL; + + mtxq = (struct mt76_txq *)txq->drv_priv; + + mt7921_mutex_acquire(dev); + switch (action) { + case IEEE80211_AMPDU_RX_START: + mt76_rx_aggr_start(&dev->mt76, &msta->wcid, tid, ssn, + params->buf_size); + mt7921_mcu_uni_rx_ba(dev, params, true); + break; + case IEEE80211_AMPDU_RX_STOP: + mt76_rx_aggr_stop(&dev->mt76, &msta->wcid, tid); + mt7921_mcu_uni_rx_ba(dev, params, false); + break; + case IEEE80211_AMPDU_TX_OPERATIONAL: + mtxq->aggr = true; + mtxq->send_bar = false; + mt7921_mcu_uni_tx_ba(dev, params, true); + break; + case IEEE80211_AMPDU_TX_STOP_FLUSH: + case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: + mtxq->aggr = false; + clear_bit(tid, &msta->wcid.ampdu_state); + mt7921_mcu_uni_tx_ba(dev, params, false); + break; + case IEEE80211_AMPDU_TX_START: + set_bit(tid, &msta->wcid.ampdu_state); + ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; + break; + case IEEE80211_AMPDU_TX_STOP_CONT: + mtxq->aggr = false; + clear_bit(tid, &msta->wcid.ampdu_state); + mt7921_mcu_uni_tx_ba(dev, params, false); + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); + break; + } + mt7921_mutex_release(dev); + + return ret; +} + +static int mt7921_sta_state(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + enum ieee80211_sta_state old_state, + enum ieee80211_sta_state new_state) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + if (dev->pm.ds_enable) { + mt7921_mutex_acquire(dev); + mt76_connac_sta_state_dp(&dev->mt76, old_state, new_state); + mt7921_mutex_release(dev); + } + + return mt76_sta_state(hw, vif, sta, old_state, new_state); +} + +static int +mt7921_get_stats(struct ieee80211_hw *hw, + struct ieee80211_low_level_stats *stats) +{ + struct mt7921_phy *phy = mt7921_hw_phy(hw); + struct mt76_mib_stats *mib = &phy->mib; + + mt7921_mutex_acquire(phy->dev); + + stats->dot11RTSSuccessCount = mib->rts_cnt; + stats->dot11RTSFailureCount = mib->rts_retries_cnt; + stats->dot11FCSErrorCount = mib->fcs_err_cnt; + stats->dot11ACKFailureCount = mib->ack_fail_cnt; + + mt7921_mutex_release(phy->dev); + + return 0; +} + +static const char mt7921_gstrings_stats[][ETH_GSTRING_LEN] = { + /* tx counters */ + "tx_ampdu_cnt", + "tx_mpdu_attempts", + "tx_mpdu_success", + "tx_pkt_ebf_cnt", + "tx_pkt_ibf_cnt", + "tx_ampdu_len:0-1", + "tx_ampdu_len:2-10", + "tx_ampdu_len:11-19", + "tx_ampdu_len:20-28", + "tx_ampdu_len:29-37", + "tx_ampdu_len:38-46", + "tx_ampdu_len:47-55", + "tx_ampdu_len:56-79", + "tx_ampdu_len:80-103", + "tx_ampdu_len:104-127", + "tx_ampdu_len:128-151", + "tx_ampdu_len:152-175", + "tx_ampdu_len:176-199", + "tx_ampdu_len:200-223", + "tx_ampdu_len:224-247", + "ba_miss_count", + "tx_beamformer_ppdu_iBF", + "tx_beamformer_ppdu_eBF", + "tx_beamformer_rx_feedback_all", + "tx_beamformer_rx_feedback_he", + "tx_beamformer_rx_feedback_vht", + "tx_beamformer_rx_feedback_ht", + "tx_msdu_pack_1", + "tx_msdu_pack_2", + "tx_msdu_pack_3", + "tx_msdu_pack_4", + "tx_msdu_pack_5", + "tx_msdu_pack_6", + "tx_msdu_pack_7", + "tx_msdu_pack_8", + /* rx counters */ + "rx_mpdu_cnt", + "rx_ampdu_cnt", + "rx_ampdu_bytes_cnt", + "rx_ba_cnt", + /* per vif counters */ + "v_tx_mode_cck", + "v_tx_mode_ofdm", + "v_tx_mode_ht", + "v_tx_mode_ht_gf", + "v_tx_mode_vht", + "v_tx_mode_he_su", + "v_tx_mode_he_ext_su", + "v_tx_mode_he_tb", + "v_tx_mode_he_mu", + "v_tx_bw_20", + "v_tx_bw_40", + "v_tx_bw_80", + "v_tx_bw_160", + "v_tx_mcs_0", + "v_tx_mcs_1", + "v_tx_mcs_2", + "v_tx_mcs_3", + "v_tx_mcs_4", + "v_tx_mcs_5", + "v_tx_mcs_6", + "v_tx_mcs_7", + "v_tx_mcs_8", + "v_tx_mcs_9", + "v_tx_mcs_10", + "v_tx_mcs_11", + "v_tx_nss_1", + "v_tx_nss_2", + "v_tx_nss_3", + "v_tx_nss_4", +}; + +static void +mt7921_get_et_strings(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 sset, u8 *data) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + if (sset != ETH_SS_STATS) + return; + + memcpy(data, *mt7921_gstrings_stats, sizeof(mt7921_gstrings_stats)); + + if (mt76_is_sdio(&dev->mt76)) + return; + + data += sizeof(mt7921_gstrings_stats); + page_pool_ethtool_stats_get_strings(data); +} + +static int +mt7921_get_et_sset_count(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + int sset) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + if (sset != ETH_SS_STATS) + return 0; + + if (mt76_is_sdio(&dev->mt76)) + return ARRAY_SIZE(mt7921_gstrings_stats); + + return ARRAY_SIZE(mt7921_gstrings_stats) + + page_pool_ethtool_stats_get_count(); +} + +static void +mt7921_ethtool_worker(void *wi_data, struct ieee80211_sta *sta) +{ + struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; + struct mt76_ethtool_worker_info *wi = wi_data; + + if (msta->vif->mt76.idx != wi->idx) + return; + + mt76_ethtool_worker(wi, &msta->wcid.stats, false); +} + +static +void mt7921_get_et_stats(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ethtool_stats *stats, u64 *data) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + int stats_size = ARRAY_SIZE(mt7921_gstrings_stats); + struct mt7921_phy *phy = mt7921_hw_phy(hw); + struct mt7921_dev *dev = phy->dev; + struct mt76_mib_stats *mib = &phy->mib; + struct mt76_ethtool_worker_info wi = { + .data = data, + .idx = mvif->mt76.idx, + }; + int i, ei = 0; + + mt7921_mutex_acquire(dev); + + mt7921_mac_update_mib_stats(phy); + + data[ei++] = mib->tx_ampdu_cnt; + data[ei++] = mib->tx_mpdu_attempts_cnt; + data[ei++] = mib->tx_mpdu_success_cnt; + data[ei++] = mib->tx_pkt_ebf_cnt; + data[ei++] = mib->tx_pkt_ibf_cnt; + + /* Tx ampdu stat */ + for (i = 0; i < 15; i++) + data[ei++] = phy->mt76->aggr_stats[i]; + + data[ei++] = phy->mib.ba_miss_cnt; + + /* Tx Beamformer monitor */ + data[ei++] = mib->tx_bf_ibf_ppdu_cnt; + data[ei++] = mib->tx_bf_ebf_ppdu_cnt; + + /* Tx Beamformer Rx feedback monitor */ + data[ei++] = mib->tx_bf_rx_fb_all_cnt; + data[ei++] = mib->tx_bf_rx_fb_he_cnt; + data[ei++] = mib->tx_bf_rx_fb_vht_cnt; + data[ei++] = mib->tx_bf_rx_fb_ht_cnt; + + /* Tx amsdu info (pack-count histogram) */ + for (i = 0; i < ARRAY_SIZE(mib->tx_amsdu); i++) + data[ei++] = mib->tx_amsdu[i]; + + /* rx counters */ + data[ei++] = mib->rx_mpdu_cnt; + data[ei++] = mib->rx_ampdu_cnt; + data[ei++] = mib->rx_ampdu_bytes_cnt; + data[ei++] = mib->rx_ba_cnt; + + /* Add values for all stations owned by this vif */ + wi.initial_stat_idx = ei; + ieee80211_iterate_stations_atomic(hw, mt7921_ethtool_worker, &wi); + + mt7921_mutex_release(dev); + + if (!wi.sta_count) + return; + + ei += wi.worker_stat_count; + + if (!mt76_is_sdio(&dev->mt76)) { + mt76_ethtool_page_pool_stats(&dev->mt76, &data[ei], &ei); + stats_size += page_pool_ethtool_stats_get_count(); + } + + if (ei != stats_size) + dev_err(dev->mt76.dev, "ei: %d SSTATS_LEN: %d", ei, stats_size); +} + +static u64 +mt7921_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_dev *dev = mt7921_hw_dev(hw); + u8 omac_idx = mvif->mt76.omac_idx; + union { + u64 t64; + u32 t32[2]; + } tsf; + u16 n; + + mt7921_mutex_acquire(dev); + + n = omac_idx > HW_BSSID_MAX ? HW_BSSID_0 : omac_idx; + /* TSF software read */ + mt76_set(dev, MT_LPON_TCR(0, n), MT_LPON_TCR_SW_MODE); + tsf.t32[0] = mt76_rr(dev, MT_LPON_UTTR0(0)); + tsf.t32[1] = mt76_rr(dev, MT_LPON_UTTR1(0)); + + mt7921_mutex_release(dev); + + return tsf.t64; +} + +static void +mt7921_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u64 timestamp) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_dev *dev = mt7921_hw_dev(hw); + u8 omac_idx = mvif->mt76.omac_idx; + union { + u64 t64; + u32 t32[2]; + } tsf = { .t64 = timestamp, }; + u16 n; + + mt7921_mutex_acquire(dev); + + n = omac_idx > HW_BSSID_MAX ? HW_BSSID_0 : omac_idx; + mt76_wr(dev, MT_LPON_UTTR0(0), tsf.t32[0]); + mt76_wr(dev, MT_LPON_UTTR1(0), tsf.t32[1]); + /* TSF software overwrite */ + mt76_set(dev, MT_LPON_TCR(0, n), MT_LPON_TCR_SW_WRITE); + + mt7921_mutex_release(dev); +} + +static void +mt7921_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class) +{ + struct mt7921_phy *phy = mt7921_hw_phy(hw); + struct mt7921_dev *dev = phy->dev; + + mt7921_mutex_acquire(dev); + phy->coverage_class = max_t(s16, coverage_class, 0); + mt7921_mac_set_timing(phy); + mt7921_mutex_release(dev); +} + +void mt7921_scan_work(struct work_struct *work) +{ + struct mt7921_phy *phy; + + phy = (struct mt7921_phy *)container_of(work, struct mt7921_phy, + scan_work.work); + + while (true) { + struct mt76_connac2_mcu_rxd *rxd; + struct sk_buff *skb; + + spin_lock_bh(&phy->dev->mt76.lock); + skb = __skb_dequeue(&phy->scan_event_list); + spin_unlock_bh(&phy->dev->mt76.lock); + + if (!skb) + break; + + rxd = (struct mt76_connac2_mcu_rxd *)skb->data; + if (rxd->eid == MCU_EVENT_SCHED_SCAN_DONE) { + ieee80211_sched_scan_results(phy->mt76->hw); + } else if (test_and_clear_bit(MT76_HW_SCANNING, + &phy->mt76->state)) { + struct cfg80211_scan_info info = { + .aborted = false, + }; + + ieee80211_scan_completed(phy->mt76->hw, &info); + } + dev_kfree_skb(skb); + } +} + +static int +mt7921_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_scan_request *req) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + int err; + + mt7921_mutex_acquire(dev); + err = mt76_connac_mcu_hw_scan(mphy, vif, req); + mt7921_mutex_release(dev); + + return err; +} + +static void +mt7921_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + + mt7921_mutex_acquire(dev); + mt76_connac_mcu_cancel_hw_scan(mphy, vif); + mt7921_mutex_release(dev); +} + +static int +mt7921_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_scan_ies *ies) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + int err; + + mt7921_mutex_acquire(dev); + + err = mt76_connac_mcu_sched_scan_req(mphy, vif, req); + if (err < 0) + goto out; + + err = mt76_connac_mcu_sched_scan_enable(mphy, vif, true); +out: + mt7921_mutex_release(dev); + + return err; +} + +static int +mt7921_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + int err; + + mt7921_mutex_acquire(dev); + err = mt76_connac_mcu_sched_scan_enable(mphy, vif, false); + mt7921_mutex_release(dev); + + return err; +} + +static int +mt7921_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt7921_phy *phy = mt7921_hw_phy(hw); + int max_nss = hweight8(hw->wiphy->available_antennas_tx); + + if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss) + return -EINVAL; + + if ((BIT(hweight8(tx_ant)) - 1) != tx_ant) + return -EINVAL; + + mt7921_mutex_acquire(dev); + + phy->mt76->antenna_mask = tx_ant; + phy->mt76->chainmask = tx_ant; + + mt76_set_stream_caps(phy->mt76, true); + mt7921_set_stream_he_caps(phy); + + mt7921_mutex_release(dev); + + return 0; +} + +static void mt7921_sta_statistics(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct station_info *sinfo) +{ + struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; + struct rate_info *txrate = &msta->wcid.rate; + + if (!txrate->legacy && !txrate->flags) + return; + + if (txrate->legacy) { + sinfo->txrate.legacy = txrate->legacy; + } else { + sinfo->txrate.mcs = txrate->mcs; + sinfo->txrate.nss = txrate->nss; + sinfo->txrate.bw = txrate->bw; + sinfo->txrate.he_gi = txrate->he_gi; + sinfo->txrate.he_dcm = txrate->he_dcm; + sinfo->txrate.he_ru_alloc = txrate->he_ru_alloc; + } + sinfo->tx_failed = msta->wcid.stats.tx_failed; + sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED); + + sinfo->tx_retries = msta->wcid.stats.tx_retries; + sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_RETRIES); + + sinfo->txrate.flags = txrate->flags; + sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); + + sinfo->ack_signal = (s8)msta->ack_signal; + sinfo->filled |= BIT_ULL(NL80211_STA_INFO_ACK_SIGNAL); + + sinfo->avg_ack_signal = -(s8)ewma_avg_signal_read(&msta->avg_ack_signal); + sinfo->filled |= BIT_ULL(NL80211_STA_INFO_ACK_SIGNAL_AVG); +} + +#ifdef CONFIG_PM +static int mt7921_suspend(struct ieee80211_hw *hw, + struct cfg80211_wowlan *wowlan) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt7921_phy *phy = mt7921_hw_phy(hw); + + cancel_delayed_work_sync(&phy->scan_work); + cancel_delayed_work_sync(&phy->mt76->mac_work); + + cancel_delayed_work_sync(&dev->pm.ps_work); + mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); + + mt7921_mutex_acquire(dev); + + clear_bit(MT76_STATE_RUNNING, &phy->mt76->state); + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7921_mcu_set_suspend_iter, + &dev->mphy); + + mt7921_mutex_release(dev); + + return 0; +} + +static int mt7921_resume(struct ieee80211_hw *hw) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt7921_phy *phy = mt7921_hw_phy(hw); + + mt7921_mutex_acquire(dev); + + set_bit(MT76_STATE_RUNNING, &phy->mt76->state); + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt76_connac_mcu_set_suspend_iter, + &dev->mphy); + + ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, + MT7921_WATCHDOG_TIME); + + mt7921_mutex_release(dev); + + return 0; +} + +static void mt7921_set_wakeup(struct ieee80211_hw *hw, bool enabled) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + struct mt76_dev *mdev = &dev->mt76; + + device_set_wakeup_enable(mdev->dev, enabled); +} + +static void mt7921_set_rekey_data(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_gtk_rekey_data *data) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + mt7921_mutex_acquire(dev); + mt76_connac_mcu_update_gtk_rekey(hw, vif, data); + mt7921_mutex_release(dev); +} +#endif /* CONFIG_PM */ + +static void mt7921_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + wait_event_timeout(dev->mt76.tx_wait, !mt76_has_tx_pending(&dev->mphy), + HZ / 2); +} + +static void mt7921_sta_set_decap_offload(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + bool enabled) +{ + struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + mt7921_mutex_acquire(dev); + + if (enabled) + set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); + else + clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); + + mt76_connac_mcu_sta_update_hdr_trans(&dev->mt76, vif, &msta->wcid, + MCU_UNI_CMD(STA_REC_UPDATE)); + + mt7921_mutex_release(dev); +} + +#if IS_ENABLED(CONFIG_IPV6) +static void mt7921_ipv6_addr_change(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct inet6_dev *idev) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_dev *dev = mvif->phy->dev; + struct inet6_ifaddr *ifa; + struct in6_addr ns_addrs[IEEE80211_BSS_ARP_ADDR_LIST_LEN]; + struct sk_buff *skb; + u8 i, idx = 0; + + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_arpns_tlv arpns; + } req_hdr = { + .hdr = { + .bss_idx = mvif->mt76.idx, + }, + .arpns = { + .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ND), + .mode = 2, /* update */ + .option = 1, /* update only */ + }, + }; + + read_lock_bh(&idev->lock); + list_for_each_entry(ifa, &idev->addr_list, if_list) { + if (ifa->flags & IFA_F_TENTATIVE) + continue; + ns_addrs[idx] = ifa->addr; + if (++idx >= IEEE80211_BSS_ARP_ADDR_LIST_LEN) + break; + } + read_unlock_bh(&idev->lock); + + if (!idx) + return; + + req_hdr.arpns.ips_num = idx; + req_hdr.arpns.len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv) + + idx * sizeof(struct in6_addr)); + skb = __mt76_mcu_msg_alloc(&dev->mt76, &req_hdr, + sizeof(req_hdr) + idx * sizeof(struct in6_addr), + sizeof(req_hdr), GFP_ATOMIC); + if (!skb) + return; + + for (i = 0; i < idx; i++) + skb_put_data(skb, &ns_addrs[i].in6_u, sizeof(struct in6_addr)); + + skb_queue_tail(&dev->ipv6_ns_list, skb); + + ieee80211_queue_work(dev->mt76.hw, &dev->ipv6_ns_work); +} +#endif + +int mt7921_set_tx_sar_pwr(struct ieee80211_hw *hw, + const struct cfg80211_sar_specs *sar) +{ + struct mt76_phy *mphy = hw->priv; + int err; + + if (sar) { + err = mt76_init_sar_power(hw, sar); + if (err) + return err; + } + + mt7921_init_acpi_sar_power(mt7921_hw_phy(hw), !sar); + + err = mt76_connac_mcu_set_rate_txpower(mphy); + + return err; +} + +static int mt7921_set_sar_specs(struct ieee80211_hw *hw, + const struct cfg80211_sar_specs *sar) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + int err; + + mt7921_mutex_acquire(dev); + err = mt7921_mcu_set_clc(dev, dev->mt76.alpha2, + dev->country_ie_env); + if (err < 0) + goto out; + + err = mt7921_set_tx_sar_pwr(hw, sar); +out: + mt7921_mutex_release(dev); + + return err; +} + +static void +mt7921_channel_switch_beacon(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_chan_def *chandef) +{ + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + mt7921_mutex_acquire(dev); + mt7921_mcu_uni_add_beacon_offload(dev, hw, vif, true); + mt7921_mutex_release(dev); +} + +static int +mt7921_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_phy *phy = mt7921_hw_phy(hw); + struct mt7921_dev *dev = mt7921_hw_dev(hw); + int err; + + mt7921_mutex_acquire(dev); + + err = mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.wcid, + true, mvif->ctx); + if (err) + goto out; + + err = mt7921_mcu_set_bss_pm(dev, vif, true); + if (err) + goto out; + + err = mt7921_mcu_sta_update(dev, NULL, vif, true, + MT76_STA_INFO_STATE_NONE); +out: + mt7921_mutex_release(dev); + + return err; +} + +static void +mt7921_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_phy *phy = mt7921_hw_phy(hw); + struct mt7921_dev *dev = mt7921_hw_dev(hw); + int err; + + mt7921_mutex_acquire(dev); + + err = mt7921_mcu_set_bss_pm(dev, vif, false); + if (err) + goto out; + + mt76_connac_mcu_uni_add_bss(phy->mt76, vif, &mvif->sta.wcid, false, + mvif->ctx); + +out: + mt7921_mutex_release(dev); +} + +static int +mt7921_add_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx) +{ + return 0; +} + +static void +mt7921_remove_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx) +{ +} + +static void mt7921_ctx_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct ieee80211_chanctx_conf *ctx = priv; + + if (ctx != mvif->ctx) + return; + + if (vif->type == NL80211_IFTYPE_MONITOR) + mt7921_mcu_config_sniffer(mvif, ctx); + else + mt76_connac_mcu_uni_set_chctx(mvif->phy->mt76, &mvif->mt76, ctx); +} + +static void +mt7921_change_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx, + u32 changed) +{ + struct mt7921_phy *phy = mt7921_hw_phy(hw); + + mt7921_mutex_acquire(phy->dev); + ieee80211_iterate_active_interfaces(phy->mt76->hw, + IEEE80211_IFACE_ITER_ACTIVE, + mt7921_ctx_iter, ctx); + mt7921_mutex_release(phy->dev); +} + +static int +mt7921_assign_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_chanctx_conf *ctx) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + mutex_lock(&dev->mt76.mutex); + mvif->ctx = ctx; + mutex_unlock(&dev->mt76.mutex); + + return 0; +} + +static void +mt7921_unassign_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_chanctx_conf *ctx) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_dev *dev = mt7921_hw_dev(hw); + + mutex_lock(&dev->mt76.mutex); + mvif->ctx = NULL; + mutex_unlock(&dev->mt76.mutex); +} + +static void mt7921_mgd_prepare_tx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_prep_tx_info *info) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt7921_dev *dev = mt7921_hw_dev(hw); + u16 duration = info->duration ? info->duration : + jiffies_to_msecs(HZ); + + mt7921_mutex_acquire(dev); + mt7921_set_roc(mvif->phy, mvif, mvif->ctx->def.chan, duration, + MT7921_ROC_REQ_JOIN); + mt7921_mutex_release(dev); +} + +static void mt7921_mgd_complete_tx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_prep_tx_info *info) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + + mt7921_abort_roc(mvif->phy, mvif); +} + +const struct ieee80211_ops mt7921_ops = { + .tx = mt7921_tx, + .start = mt7921_start, + .stop = mt7921_stop, + .add_interface = mt7921_add_interface, + .remove_interface = mt7921_remove_interface, + .config = mt7921_config, + .conf_tx = mt7921_conf_tx, + .configure_filter = mt7921_configure_filter, + .bss_info_changed = mt7921_bss_info_changed, + .start_ap = mt7921_start_ap, + .stop_ap = mt7921_stop_ap, + .sta_state = mt7921_sta_state, + .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove, + .set_key = mt7921_set_key, + .sta_set_decap_offload = mt7921_sta_set_decap_offload, +#if IS_ENABLED(CONFIG_IPV6) + .ipv6_addr_change = mt7921_ipv6_addr_change, +#endif /* CONFIG_IPV6 */ + .ampdu_action = mt7921_ampdu_action, + .set_rts_threshold = mt7921_set_rts_threshold, + .wake_tx_queue = mt76_wake_tx_queue, + .release_buffered_frames = mt76_release_buffered_frames, + .channel_switch_beacon = mt7921_channel_switch_beacon, + .get_txpower = mt76_get_txpower, + .get_stats = mt7921_get_stats, + .get_et_sset_count = mt7921_get_et_sset_count, + .get_et_strings = mt7921_get_et_strings, + .get_et_stats = mt7921_get_et_stats, + .get_tsf = mt7921_get_tsf, + .set_tsf = mt7921_set_tsf, + .get_survey = mt76_get_survey, + .get_antenna = mt76_get_antenna, + .set_antenna = mt7921_set_antenna, + .set_coverage_class = mt7921_set_coverage_class, + .hw_scan = mt7921_hw_scan, + .cancel_hw_scan = mt7921_cancel_hw_scan, + .sta_statistics = mt7921_sta_statistics, + .sched_scan_start = mt7921_start_sched_scan, + .sched_scan_stop = mt7921_stop_sched_scan, + CFG80211_TESTMODE_CMD(mt7921_testmode_cmd) + CFG80211_TESTMODE_DUMP(mt7921_testmode_dump) +#ifdef CONFIG_PM + .suspend = mt7921_suspend, + .resume = mt7921_resume, + .set_wakeup = mt7921_set_wakeup, + .set_rekey_data = mt7921_set_rekey_data, +#endif /* CONFIG_PM */ + .flush = mt7921_flush, + .set_sar_specs = mt7921_set_sar_specs, + .remain_on_channel = mt7921_remain_on_channel, + .cancel_remain_on_channel = mt7921_cancel_remain_on_channel, + .add_chanctx = mt7921_add_chanctx, + .remove_chanctx = mt7921_remove_chanctx, + .change_chanctx = mt7921_change_chanctx, + .assign_vif_chanctx = mt7921_assign_vif_chanctx, + .unassign_vif_chanctx = mt7921_unassign_vif_chanctx, + .mgd_prepare_tx = mt7921_mgd_prepare_tx, + .mgd_complete_tx = mt7921_mgd_complete_tx, +}; +EXPORT_SYMBOL_GPL(mt7921_ops); + +MODULE_LICENSE("Dual BSD/GPL"); +MODULE_AUTHOR("Sean Wang <sean.wang@xxxxxxxxxxxx>"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c.orig b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c.orig new file mode 100644 index 000000000000..c5e7ad06f877 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c.orig @@ -0,0 +1,1357 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2020 MediaTek Inc. */ + +#include <linux/fs.h> +#include <linux/firmware.h> +#include "mt7921.h" +#include "mt7921_trace.h" +#include "eeprom.h" +#include "mcu.h" +#include "mac.h" + +#define MT_STA_BFER BIT(0) +#define MT_STA_BFEE BIT(1) + +static bool mt7921_disable_clc; +module_param_named(disable_clc, mt7921_disable_clc, bool, 0644); +MODULE_PARM_DESC(disable_clc, "disable CLC support"); + +static int +mt7921_mcu_parse_eeprom(struct mt76_dev *dev, struct sk_buff *skb) +{ + struct mt7921_mcu_eeprom_info *res; + u8 *buf; + + if (!skb) + return -EINVAL; + + skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); + + res = (struct mt7921_mcu_eeprom_info *)skb->data; + buf = dev->eeprom.data + le32_to_cpu(res->addr); + memcpy(buf, res->data, 16); + + return 0; +} + +int mt7921_mcu_parse_response(struct mt76_dev *mdev, int cmd, + struct sk_buff *skb, int seq) +{ + int mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); + struct mt76_connac2_mcu_rxd *rxd; + int ret = 0; + + if (!skb) { + dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", + cmd, seq); + mt7921_reset(mdev); + + return -ETIMEDOUT; + } + + rxd = (struct mt76_connac2_mcu_rxd *)skb->data; + if (seq != rxd->seq) + return -EAGAIN; + + if (cmd == MCU_CMD(PATCH_SEM_CONTROL) || + cmd == MCU_CMD(PATCH_FINISH_REQ)) { + skb_pull(skb, sizeof(*rxd) - 4); + ret = *skb->data; + } else if (cmd == MCU_EXT_CMD(THERMAL_CTRL)) { + skb_pull(skb, sizeof(*rxd) + 4); + ret = le32_to_cpu(*(__le32 *)skb->data); + } else if (cmd == MCU_EXT_CMD(EFUSE_ACCESS)) { + ret = mt7921_mcu_parse_eeprom(mdev, skb); + } else if (cmd == MCU_UNI_CMD(DEV_INFO_UPDATE) || + cmd == MCU_UNI_CMD(BSS_INFO_UPDATE) || + cmd == MCU_UNI_CMD(STA_REC_UPDATE) || + cmd == MCU_UNI_CMD(HIF_CTRL) || + cmd == MCU_UNI_CMD(OFFLOAD) || + cmd == MCU_UNI_CMD(SUSPEND)) { + struct mt7921_mcu_uni_event *event; + + skb_pull(skb, sizeof(*rxd)); + event = (struct mt7921_mcu_uni_event *)skb->data; + ret = le32_to_cpu(event->status); + /* skip invalid event */ + if (mcu_cmd != event->cid) + ret = -EAGAIN; + } else if (cmd == MCU_CE_QUERY(REG_READ)) { + struct mt7921_mcu_reg_event *event; + + skb_pull(skb, sizeof(*rxd)); + event = (struct mt7921_mcu_reg_event *)skb->data; + ret = (int)le32_to_cpu(event->val); + } else { + skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); + } + + return ret; +} +EXPORT_SYMBOL_GPL(mt7921_mcu_parse_response); + +static int mt7921_mcu_read_eeprom(struct mt7921_dev *dev, u32 offset, u8 *val) +{ + struct mt7921_mcu_eeprom_info *res, req = { + .addr = cpu_to_le32(round_down(offset, + MT7921_EEPROM_BLOCK_SIZE)), + }; + struct sk_buff *skb; + int ret; + + ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_QUERY(EFUSE_ACCESS), + &req, sizeof(req), true, &skb); + if (ret) + return ret; + + res = (struct mt7921_mcu_eeprom_info *)skb->data; + *val = res->data[offset % MT7921_EEPROM_BLOCK_SIZE]; + dev_kfree_skb(skb); + + return 0; +} + +#ifdef CONFIG_PM + +static int +mt7921_mcu_set_ipv6_ns_filter(struct mt76_dev *dev, + struct ieee80211_vif *vif, bool suspend) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_arpns_tlv arpns; + } req = { + .hdr = { + .bss_idx = mvif->mt76.idx, + }, + .arpns = { + .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ND), + .len = cpu_to_le16(sizeof(struct mt76_connac_arpns_tlv)), + .mode = suspend, + }, + }; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD_OFFLOAD, &req, sizeof(req), + true); +} + +void mt7921_mcu_set_suspend_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + if (IS_ENABLED(CONFIG_IPV6)) { + struct mt76_phy *phy = priv; + + mt7921_mcu_set_ipv6_ns_filter(phy->dev, vif, + !test_bit(MT76_STATE_RUNNING, + &phy->state)); + } + + mt76_connac_mcu_set_suspend_iter(priv, mac, vif); +} + +#endif /* CONFIG_PM */ + +static void +mt7921_mcu_uni_roc_event(struct mt7921_dev *dev, struct sk_buff *skb) +{ + struct mt7921_roc_grant_tlv *grant; + struct mt76_connac2_mcu_rxd *rxd; + int duration; + + rxd = (struct mt76_connac2_mcu_rxd *)skb->data; + grant = (struct mt7921_roc_grant_tlv *)(rxd->tlv + 4); + + /* should never happen */ + WARN_ON_ONCE((le16_to_cpu(grant->tag) != UNI_EVENT_ROC_GRANT)); + + if (grant->reqtype == MT7921_ROC_REQ_ROC) + ieee80211_ready_on_channel(dev->mt76.phy.hw); + + dev->phy.roc_grant = true; + wake_up(&dev->phy.roc_wait); + duration = le32_to_cpu(grant->max_interval); + mod_timer(&dev->phy.roc_timer, + jiffies + msecs_to_jiffies(duration)); +} + +static void +mt7921_mcu_scan_event(struct mt7921_dev *dev, struct sk_buff *skb) +{ + struct mt76_phy *mphy = &dev->mt76.phy; + struct mt7921_phy *phy = (struct mt7921_phy *)mphy->priv; + + spin_lock_bh(&dev->mt76.lock); + __skb_queue_tail(&phy->scan_event_list, skb); + spin_unlock_bh(&dev->mt76.lock); + + ieee80211_queue_delayed_work(mphy->hw, &phy->scan_work, + MT7921_HW_SCAN_TIMEOUT); +} + +static void +mt7921_mcu_connection_loss_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt76_connac_beacon_loss_event *event = priv; + + if (mvif->idx != event->bss_idx) + return; + + if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER) || + vif->type != NL80211_IFTYPE_STATION) + return; + + ieee80211_connection_loss(vif); +} + +static void +mt7921_mcu_connection_loss_event(struct mt7921_dev *dev, struct sk_buff *skb) +{ + struct mt76_connac_beacon_loss_event *event; + struct mt76_phy *mphy = &dev->mt76.phy; + + skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); + event = (struct mt76_connac_beacon_loss_event *)skb->data; + + ieee80211_iterate_active_interfaces_atomic(mphy->hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7921_mcu_connection_loss_iter, event); +} + +static void +mt7921_mcu_debug_msg_event(struct mt7921_dev *dev, struct sk_buff *skb) +{ + struct mt7921_debug_msg { + __le16 id; + u8 type; + u8 flag; + __le32 value; + __le16 len; + u8 content[512]; + } __packed * msg; + + skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); + msg = (struct mt7921_debug_msg *)skb->data; + + if (msg->type == 3) { /* fw log */ + u16 len = min_t(u16, le16_to_cpu(msg->len), 512); + int i; + + for (i = 0 ; i < len; i++) { + if (!msg->content[i]) + msg->content[i] = ' '; + } + wiphy_info(mt76_hw(dev)->wiphy, "%.*s", len, msg->content); + } +} + +static void +mt7921_mcu_low_power_event(struct mt7921_dev *dev, struct sk_buff *skb) +{ + struct mt7921_mcu_lp_event { + u8 state; + u8 reserved[3]; + } __packed * event; + + skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); + event = (struct mt7921_mcu_lp_event *)skb->data; + + trace_lp_event(dev, event->state); +} + +static void +mt7921_mcu_tx_done_event(struct mt7921_dev *dev, struct sk_buff *skb) +{ + struct mt7921_mcu_tx_done_event *event; + + skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd)); + event = (struct mt7921_mcu_tx_done_event *)skb->data; + + mt7921_mac_add_txs(dev, event->txs); +} + +static void +mt7921_mcu_rx_unsolicited_event(struct mt7921_dev *dev, struct sk_buff *skb) +{ + struct mt76_connac2_mcu_rxd *rxd; + + rxd = (struct mt76_connac2_mcu_rxd *)skb->data; + switch (rxd->eid) { + case MCU_EVENT_BSS_BEACON_LOSS: + mt7921_mcu_connection_loss_event(dev, skb); + break; + case MCU_EVENT_SCHED_SCAN_DONE: + case MCU_EVENT_SCAN_DONE: + mt7921_mcu_scan_event(dev, skb); + return; + case MCU_EVENT_DBG_MSG: + mt7921_mcu_debug_msg_event(dev, skb); + break; + case MCU_EVENT_COREDUMP: + dev->fw_assert = true; + mt76_connac_mcu_coredump_event(&dev->mt76, skb, + &dev->coredump); + return; + case MCU_EVENT_LP_INFO: + mt7921_mcu_low_power_event(dev, skb); + break; + case MCU_EVENT_TX_DONE: + mt7921_mcu_tx_done_event(dev, skb); + break; + default: + break; + } + dev_kfree_skb(skb); +} + +static void +mt7921_mcu_uni_rx_unsolicited_event(struct mt7921_dev *dev, + struct sk_buff *skb) +{ + struct mt76_connac2_mcu_rxd *rxd; + + rxd = (struct mt76_connac2_mcu_rxd *)skb->data; + + switch (rxd->eid) { + case MCU_UNI_EVENT_ROC: + mt7921_mcu_uni_roc_event(dev, skb); + break; + default: + break; + } + dev_kfree_skb(skb); +} + +void mt7921_mcu_rx_event(struct mt7921_dev *dev, struct sk_buff *skb) +{ + struct mt76_connac2_mcu_rxd *rxd; + + if (skb_linearize(skb)) + return; + + rxd = (struct mt76_connac2_mcu_rxd *)skb->data; + + if (rxd->option & MCU_UNI_CMD_UNSOLICITED_EVENT) { + mt7921_mcu_uni_rx_unsolicited_event(dev, skb); + return; + } + + if (rxd->eid == 0x6) { + mt76_mcu_rx_event(&dev->mt76, skb); + return; + } + + if (rxd->ext_eid == MCU_EXT_EVENT_RATE_REPORT || + rxd->eid == MCU_EVENT_BSS_BEACON_LOSS || + rxd->eid == MCU_EVENT_SCHED_SCAN_DONE || + rxd->eid == MCU_EVENT_SCAN_DONE || + rxd->eid == MCU_EVENT_TX_DONE || + rxd->eid == MCU_EVENT_DBG_MSG || + rxd->eid == MCU_EVENT_COREDUMP || + rxd->eid == MCU_EVENT_LP_INFO || + !rxd->seq) + mt7921_mcu_rx_unsolicited_event(dev, skb); + else + mt76_mcu_rx_event(&dev->mt76, skb); +} + +/** starec & wtbl **/ +int mt7921_mcu_uni_tx_ba(struct mt7921_dev *dev, + struct ieee80211_ampdu_params *params, + bool enable) +{ + struct mt7921_sta *msta = (struct mt7921_sta *)params->sta->drv_priv; + + if (enable && !params->amsdu) + msta->wcid.amsdu = false; + + return mt76_connac_mcu_sta_ba(&dev->mt76, &msta->vif->mt76, params, + MCU_UNI_CMD(STA_REC_UPDATE), + enable, true); +} + +int mt7921_mcu_uni_rx_ba(struct mt7921_dev *dev, + struct ieee80211_ampdu_params *params, + bool enable) +{ + struct mt7921_sta *msta = (struct mt7921_sta *)params->sta->drv_priv; + + return mt76_connac_mcu_sta_ba(&dev->mt76, &msta->vif->mt76, params, + MCU_UNI_CMD(STA_REC_UPDATE), + enable, false); +} + +static char *mt7921_patch_name(struct mt7921_dev *dev) +{ + char *ret; + + if (is_mt7922(&dev->mt76)) + ret = MT7922_ROM_PATCH; + else + ret = MT7921_ROM_PATCH; + + return ret; +} + +static char *mt7921_ram_name(struct mt7921_dev *dev) +{ + char *ret; + + if (is_mt7922(&dev->mt76)) + ret = MT7922_FIRMWARE_WM; + else + ret = MT7921_FIRMWARE_WM; + + return ret; +} + +static int mt7921_load_clc(struct mt7921_dev *dev, const char *fw_name) +{ + const struct mt76_connac2_fw_trailer *hdr; + const struct mt76_connac2_fw_region *region; + const struct mt7921_clc *clc; + struct mt76_dev *mdev = &dev->mt76; + struct mt7921_phy *phy = &dev->phy; + const struct firmware *fw; + int ret, i, len, offset = 0; + u8 *clc_base = NULL, hw_encap = 0; + + if (mt7921_disable_clc || + mt76_is_usb(&dev->mt76)) + return 0; + + if (mt76_is_mmio(&dev->mt76)) { + ret = mt7921_mcu_read_eeprom(dev, MT_EE_HW_TYPE, &hw_encap); + if (ret) + return ret; + hw_encap = u8_get_bits(hw_encap, MT_EE_HW_TYPE_ENCAP); + } + + ret = request_firmware(&fw, fw_name, mdev->dev); + if (ret) + return ret; + + if (!fw || !fw->data || fw->size < sizeof(*hdr)) { + dev_err(mdev->dev, "Invalid firmware\n"); + ret = -EINVAL; + goto out; + } + + hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); + for (i = 0; i < hdr->n_region; i++) { + region = (const void *)((const u8 *)hdr - + (hdr->n_region - i) * sizeof(*region)); + len = le32_to_cpu(region->len); + + /* check if we have valid buffer size */ + if (offset + len > fw->size) { + dev_err(mdev->dev, "Invalid firmware region\n"); + ret = -EINVAL; + goto out; + } + + if ((region->feature_set & FW_FEATURE_NON_DL) && + region->type == FW_TYPE_CLC) { + clc_base = (u8 *)(fw->data + offset); + break; + } + offset += len; + } + + if (!clc_base) + goto out; + + for (offset = 0; offset < len; offset += le32_to_cpu(clc->len)) { + clc = (const struct mt7921_clc *)(clc_base + offset); + + /* do not init buf again if chip reset triggered */ + if (phy->clc[clc->idx]) + continue; + + /* header content sanity */ + if (clc->idx == MT7921_CLC_POWER && + u8_get_bits(clc->type, MT_EE_HW_TYPE_ENCAP) != hw_encap) + continue; + + phy->clc[clc->idx] = devm_kmemdup(mdev->dev, clc, + le32_to_cpu(clc->len), + GFP_KERNEL); + + if (!phy->clc[clc->idx]) { + ret = -ENOMEM; + goto out; + } + } + ret = mt7921_mcu_set_clc(dev, "00", ENVIRON_INDOOR); +out: + release_firmware(fw); + + return ret; +} + +static int mt7921_load_firmware(struct mt7921_dev *dev) +{ + int ret; + + ret = mt76_get_field(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_N9_RDY); + if (ret && mt76_is_mmio(&dev->mt76)) { + dev_dbg(dev->mt76.dev, "Firmware is already download\n"); + goto fw_loaded; + } + + ret = mt76_connac2_load_patch(&dev->mt76, mt7921_patch_name(dev)); + if (ret) + return ret; + + if (mt76_is_sdio(&dev->mt76)) { + /* activate again */ + ret = __mt7921_mcu_fw_pmctrl(dev); + if (!ret) + ret = __mt7921_mcu_drv_pmctrl(dev); + } + + ret = mt76_connac2_load_ram(&dev->mt76, mt7921_ram_name(dev), NULL); + if (ret) + return ret; + + if (!mt76_poll_msec(dev, MT_CONN_ON_MISC, MT_TOP_MISC2_FW_N9_RDY, + MT_TOP_MISC2_FW_N9_RDY, 1500)) { + dev_err(dev->mt76.dev, "Timeout for initializing firmware\n"); + + return -EIO; + } + +fw_loaded: + +#ifdef CONFIG_PM + dev->mt76.hw->wiphy->wowlan = &mt76_connac_wowlan_support; +#endif /* CONFIG_PM */ + + dev_dbg(dev->mt76.dev, "Firmware init done\n"); + + return 0; +} + +int mt7921_mcu_fw_log_2_host(struct mt7921_dev *dev, u8 ctrl) +{ + struct { + u8 ctrl_val; + u8 pad[3]; + } data = { + .ctrl_val = ctrl + }; + + return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(FWLOG_2_HOST), + &data, sizeof(data), false); +} + +int mt7921_run_firmware(struct mt7921_dev *dev) +{ + int err; + + err = mt7921_load_firmware(dev); + if (err) + return err; + + err = mt76_connac_mcu_get_nic_capability(&dev->mphy); + if (err) + return err; + + set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); + err = mt7921_load_clc(dev, mt7921_ram_name(dev)); + if (err) + return err; + + return mt7921_mcu_fw_log_2_host(dev, 1); +} +EXPORT_SYMBOL_GPL(mt7921_run_firmware); + +int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct edca { + __le16 cw_min; + __le16 cw_max; + __le16 txop; + __le16 aifs; + u8 guardtime; + u8 acm; + } __packed; + struct mt7921_mcu_tx { + struct edca edca[IEEE80211_NUM_ACS]; + u8 bss_idx; + u8 qos; + u8 wmm_idx; + u8 pad; + } __packed req = { + .bss_idx = mvif->mt76.idx, + .qos = vif->bss_conf.qos, + .wmm_idx = mvif->mt76.wmm_idx, + }; + struct mu_edca { + u8 cw_min; + u8 cw_max; + u8 aifsn; + u8 acm; + u8 timer; + u8 padding[3]; + }; + struct mt7921_mcu_mu_tx { + u8 ver; + u8 pad0; + __le16 len; + u8 bss_idx; + u8 qos; + u8 wmm_idx; + u8 pad1; + struct mu_edca edca[IEEE80211_NUM_ACS]; + u8 pad3[32]; + } __packed req_mu = { + .bss_idx = mvif->mt76.idx, + .qos = vif->bss_conf.qos, + .wmm_idx = mvif->mt76.wmm_idx, + }; + static const int to_aci[] = { 1, 0, 2, 3 }; + int ac, ret; + + for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { + struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac]; + struct edca *e = &req.edca[to_aci[ac]]; + + e->aifs = cpu_to_le16(q->aifs); + e->txop = cpu_to_le16(q->txop); + + if (q->cw_min) + e->cw_min = cpu_to_le16(q->cw_min); + else + e->cw_min = cpu_to_le16(5); + + if (q->cw_max) + e->cw_max = cpu_to_le16(q->cw_max); + else + e->cw_max = cpu_to_le16(10); + } + + ret = mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_EDCA_PARMS), &req, + sizeof(req), false); + if (ret) + return ret; + + if (!vif->bss_conf.he_support) + return 0; + + for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { + struct ieee80211_he_mu_edca_param_ac_rec *q; + struct mu_edca *e; + + if (!mvif->queue_params[ac].mu_edca) + break; + + q = &mvif->queue_params[ac].mu_edca_param_rec; + e = &(req_mu.edca[to_aci[ac]]); + + e->cw_min = q->ecw_min_max & 0xf; + e->cw_max = (q->ecw_min_max & 0xf0) >> 4; + e->aifsn = q->aifsn; + e->timer = q->mu_edca_timer; + } + + return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_MU_EDCA_PARMS), + &req_mu, sizeof(req_mu), false); +} + +int mt7921_mcu_set_roc(struct mt7921_phy *phy, struct mt7921_vif *vif, + struct ieee80211_channel *chan, int duration, + enum mt7921_roc_req type, u8 token_id) +{ + int center_ch = ieee80211_frequency_to_channel(chan->center_freq); + struct mt7921_dev *dev = phy->dev; + struct { + struct { + u8 rsv[4]; + } __packed hdr; + struct roc_acquire_tlv { + __le16 tag; + __le16 len; + u8 bss_idx; + u8 tokenid; + u8 control_channel; + u8 sco; + u8 band; + u8 bw; + u8 center_chan; + u8 center_chan2; + u8 bw_from_ap; + u8 center_chan_from_ap; + u8 center_chan2_from_ap; + u8 reqtype; + __le32 maxinterval; + u8 dbdcband; + u8 rsv[3]; + } __packed roc; + } __packed req = { + .roc = { + .tag = cpu_to_le16(UNI_ROC_ACQUIRE), + .len = cpu_to_le16(sizeof(struct roc_acquire_tlv)), + .tokenid = token_id, + .reqtype = type, + .maxinterval = cpu_to_le32(duration), + .bss_idx = vif->mt76.idx, + .control_channel = chan->hw_value, + .bw = CMD_CBW_20MHZ, + .bw_from_ap = CMD_CBW_20MHZ, + .center_chan = center_ch, + .center_chan_from_ap = center_ch, + .dbdcband = 0xff, /* auto */ + }, + }; + + if (chan->hw_value < center_ch) + req.roc.sco = 1; /* SCA */ + else if (chan->hw_value > center_ch) + req.roc.sco = 3; /* SCB */ + + switch (chan->band) { + case NL80211_BAND_6GHZ: + req.roc.band = 3; + break; + case NL80211_BAND_5GHZ: + req.roc.band = 2; + break; + default: + req.roc.band = 1; + break; + } + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(ROC), + &req, sizeof(req), false); +} + +int mt7921_mcu_abort_roc(struct mt7921_phy *phy, struct mt7921_vif *vif, + u8 token_id) +{ + struct mt7921_dev *dev = phy->dev; + struct { + struct { + u8 rsv[4]; + } __packed hdr; + struct roc_abort_tlv { + __le16 tag; + __le16 len; + u8 bss_idx; + u8 tokenid; + u8 dbdcband; + u8 rsv[5]; + } __packed abort; + } __packed req = { + .abort = { + .tag = cpu_to_le16(UNI_ROC_ABORT), + .len = cpu_to_le16(sizeof(struct roc_abort_tlv)), + .tokenid = token_id, + .bss_idx = vif->mt76.idx, + .dbdcband = 0xff, /* auto*/ + }, + }; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(ROC), + &req, sizeof(req), false); +} + +int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd) +{ + struct mt7921_dev *dev = phy->dev; + struct cfg80211_chan_def *chandef = &phy->mt76->chandef; + int freq1 = chandef->center_freq1; + struct { + u8 control_ch; + u8 center_ch; + u8 bw; + u8 tx_streams_num; + u8 rx_streams; /* mask or num */ + u8 switch_reason; + u8 band_idx; + u8 center_ch2; /* for 80+80 only */ + __le16 cac_case; + u8 channel_band; + u8 rsv0; + __le32 outband_freq; + u8 txpower_drop; + u8 ap_bw; + u8 ap_center_ch; + u8 rsv1[57]; + } __packed req = { + .control_ch = chandef->chan->hw_value, + .center_ch = ieee80211_frequency_to_channel(freq1), + .bw = mt76_connac_chan_bw(chandef), + .tx_streams_num = hweight8(phy->mt76->antenna_mask), + .rx_streams = phy->mt76->antenna_mask, + .band_idx = phy != &dev->phy, + }; + + if (chandef->chan->band == NL80211_BAND_6GHZ) + req.channel_band = 2; + else + req.channel_band = chandef->chan->band; + + if (cmd == MCU_EXT_CMD(SET_RX_PATH) || + dev->mt76.hw->conf.flags & IEEE80211_CONF_MONITOR) + req.switch_reason = CH_SWITCH_NORMAL; + else if (dev->mt76.hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) + req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD; + else if (!cfg80211_reg_can_beacon(dev->mt76.hw->wiphy, chandef, + NL80211_IFTYPE_AP)) + req.switch_reason = CH_SWITCH_DFS; + else + req.switch_reason = CH_SWITCH_NORMAL; + + if (cmd == MCU_EXT_CMD(CHANNEL_SWITCH)) + req.rx_streams = hweight8(req.rx_streams); + + if (chandef->width == NL80211_CHAN_WIDTH_80P80) { + int freq2 = chandef->center_freq2; + + req.center_ch2 = ieee80211_frequency_to_channel(freq2); + } + + return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true); +} + +int mt7921_mcu_set_eeprom(struct mt7921_dev *dev) +{ + struct req_hdr { + u8 buffer_mode; + u8 format; + __le16 len; + } __packed req = { + .buffer_mode = EE_MODE_EFUSE, + .format = EE_FORMAT_WHOLE, + }; + + return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(EFUSE_BUFFER_MODE), + &req, sizeof(req), true); +} +EXPORT_SYMBOL_GPL(mt7921_mcu_set_eeprom); + +int mt7921_mcu_uni_bss_ps(struct mt7921_dev *dev, struct ieee80211_vif *vif) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct ps_tlv { + __le16 tag; + __le16 len; + u8 ps_state; /* 0: device awake + * 1: static power save + * 2: dynamic power saving + * 3: enter TWT power saving + * 4: leave TWT power saving + */ + u8 pad[3]; + } __packed ps; + } __packed ps_req = { + .hdr = { + .bss_idx = mvif->mt76.idx, + }, + .ps = { + .tag = cpu_to_le16(UNI_BSS_INFO_PS), + .len = cpu_to_le16(sizeof(struct ps_tlv)), + .ps_state = vif->cfg.ps ? 2 : 0, + }, + }; + + if (vif->type != NL80211_IFTYPE_STATION) + return -EOPNOTSUPP; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &ps_req, sizeof(ps_req), true); +} + +static int +mt7921_mcu_uni_bss_bcnft(struct mt7921_dev *dev, struct ieee80211_vif *vif, + bool enable) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct bcnft_tlv { + __le16 tag; + __le16 len; + __le16 bcn_interval; + u8 dtim_period; + u8 pad; + } __packed bcnft; + } __packed bcnft_req = { + .hdr = { + .bss_idx = mvif->mt76.idx, + }, + .bcnft = { + .tag = cpu_to_le16(UNI_BSS_INFO_BCNFT), + .len = cpu_to_le16(sizeof(struct bcnft_tlv)), + .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), + .dtim_period = vif->bss_conf.dtim_period, + }, + }; + + if (vif->type != NL80211_IFTYPE_STATION) + return 0; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &bcnft_req, sizeof(bcnft_req), true); +} + +int +mt7921_mcu_set_bss_pm(struct mt7921_dev *dev, struct ieee80211_vif *vif, + bool enable) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct { + u8 bss_idx; + u8 dtim_period; + __le16 aid; + __le16 bcn_interval; + __le16 atim_window; + u8 uapsd; + u8 bmc_delivered_ac; + u8 bmc_triggered_ac; + u8 pad; + } req = { + .bss_idx = mvif->mt76.idx, + .aid = cpu_to_le16(vif->cfg.aid), + .dtim_period = vif->bss_conf.dtim_period, + .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), + }; + struct { + u8 bss_idx; + u8 pad[3]; + } req_hdr = { + .bss_idx = mvif->mt76.idx, + }; + int err; + + err = mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_BSS_ABORT), + &req_hdr, sizeof(req_hdr), false); + if (err < 0 || !enable) + return err; + + return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_BSS_CONNECTED), + &req, sizeof(req), false); +} + +int mt7921_mcu_sta_update(struct mt7921_dev *dev, struct ieee80211_sta *sta, + struct ieee80211_vif *vif, bool enable, + enum mt76_sta_info_state state) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + int rssi = -ewma_rssi_read(&mvif->rssi); + struct mt76_sta_cmd_info info = { + .sta = sta, + .vif = vif, + .enable = enable, + .cmd = MCU_UNI_CMD(STA_REC_UPDATE), + .state = state, + .offload_fw = true, + .rcpi = to_rcpi(rssi), + }; + struct mt7921_sta *msta; + + msta = sta ? (struct mt7921_sta *)sta->drv_priv : NULL; + info.wcid = msta ? &msta->wcid : &mvif->sta.wcid; + info.newly = msta ? state != MT76_STA_INFO_STATE_ASSOC : true; + + return mt76_connac_mcu_sta_cmd(&dev->mphy, &info); +} + +int mt7921_mcu_drv_pmctrl(struct mt7921_dev *dev) +{ + struct mt76_phy *mphy = &dev->mt76.phy; + struct mt76_connac_pm *pm = &dev->pm; + int err = 0; + + mutex_lock(&pm->mutex); + + if (!test_bit(MT76_STATE_PM, &mphy->state)) + goto out; + + err = __mt7921_mcu_drv_pmctrl(dev); +out: + mutex_unlock(&pm->mutex); + + if (err) + mt7921_reset(&dev->mt76); + + return err; +} +EXPORT_SYMBOL_GPL(mt7921_mcu_drv_pmctrl); + +int mt7921_mcu_fw_pmctrl(struct mt7921_dev *dev) +{ + struct mt76_phy *mphy = &dev->mt76.phy; + struct mt76_connac_pm *pm = &dev->pm; + int err = 0; + + mutex_lock(&pm->mutex); + + if (mt76_connac_skip_fw_pmctrl(mphy, pm)) + goto out; + + err = __mt7921_mcu_fw_pmctrl(dev); +out: + mutex_unlock(&pm->mutex); + + if (err) + mt7921_reset(&dev->mt76); + + return err; +} +EXPORT_SYMBOL_GPL(mt7921_mcu_fw_pmctrl); + +int mt7921_mcu_set_beacon_filter(struct mt7921_dev *dev, + struct ieee80211_vif *vif, + bool enable) +{ +#define MT7921_FIF_BIT_CLR BIT(1) +#define MT7921_FIF_BIT_SET BIT(0) + int err; + + if (enable) { + err = mt7921_mcu_uni_bss_bcnft(dev, vif, true); + if (err) + return err; + + err = mt7921_mcu_set_rxfilter(dev, 0, + MT7921_FIF_BIT_SET, + MT_WF_RFCR_DROP_OTHER_BEACON); + if (err) + return err; + + return 0; + } + + err = mt7921_mcu_set_bss_pm(dev, vif, false); + if (err) + return err; + + err = mt7921_mcu_set_rxfilter(dev, 0, + MT7921_FIF_BIT_CLR, + MT_WF_RFCR_DROP_OTHER_BEACON); + if (err) + return err; + + return 0; +} + +int mt7921_get_txpwr_info(struct mt7921_dev *dev, struct mt7921_txpwr *txpwr) +{ + struct mt7921_txpwr_event *event; + struct mt7921_txpwr_req req = { + .dbdc_idx = 0, + }; + struct sk_buff *skb; + int ret; + + ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_CE_CMD(GET_TXPWR), + &req, sizeof(req), true, &skb); + if (ret) + return ret; + + event = (struct mt7921_txpwr_event *)skb->data; + WARN_ON(skb->len != le16_to_cpu(event->len)); + memcpy(txpwr, &event->txpwr, sizeof(event->txpwr)); + + dev_kfree_skb(skb); + + return 0; +} + +int mt7921_mcu_set_sniffer(struct mt7921_dev *dev, struct ieee80211_vif *vif, + bool enable) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct { + struct { + u8 band_idx; + u8 pad[3]; + } __packed hdr; + struct sniffer_enable_tlv { + __le16 tag; + __le16 len; + u8 enable; + u8 pad[3]; + } __packed enable; + } req = { + .hdr = { + .band_idx = mvif->band_idx, + }, + .enable = { + .tag = cpu_to_le16(0), + .len = cpu_to_le16(sizeof(struct sniffer_enable_tlv)), + .enable = enable, + }, + }; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(SNIFFER), &req, sizeof(req), + true); +} + +int mt7921_mcu_config_sniffer(struct mt7921_vif *vif, + struct ieee80211_chanctx_conf *ctx) +{ + struct cfg80211_chan_def *chandef = &ctx->def; + int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2; + const u8 ch_band[] = { + [NL80211_BAND_2GHZ] = 1, + [NL80211_BAND_5GHZ] = 2, + [NL80211_BAND_6GHZ] = 3, + }; + const u8 ch_width[] = { + [NL80211_CHAN_WIDTH_20_NOHT] = 0, + [NL80211_CHAN_WIDTH_20] = 0, + [NL80211_CHAN_WIDTH_40] = 0, + [NL80211_CHAN_WIDTH_80] = 1, + [NL80211_CHAN_WIDTH_160] = 2, + [NL80211_CHAN_WIDTH_80P80] = 3, + [NL80211_CHAN_WIDTH_5] = 4, + [NL80211_CHAN_WIDTH_10] = 5, + [NL80211_CHAN_WIDTH_320] = 6, + }; + struct { + struct { + u8 band_idx; + u8 pad[3]; + } __packed hdr; + struct config_tlv { + __le16 tag; + __le16 len; + u16 aid; + u8 ch_band; + u8 bw; + u8 control_ch; + u8 sco; + u8 center_ch; + u8 center_ch2; + u8 drop_err; + u8 pad[3]; + } __packed tlv; + } __packed req = { + .hdr = { + .band_idx = vif->mt76.band_idx, + }, + .tlv = { + .tag = cpu_to_le16(1), + .len = cpu_to_le16(sizeof(req.tlv)), + .control_ch = chandef->chan->hw_value, + .center_ch = ieee80211_frequency_to_channel(freq1), + .drop_err = 1, + }, + }; + if (chandef->chan->band < ARRAY_SIZE(ch_band)) + req.tlv.ch_band = ch_band[chandef->chan->band]; + if (chandef->width < ARRAY_SIZE(ch_width)) + req.tlv.bw = ch_width[chandef->width]; + + if (freq2) + req.tlv.center_ch2 = ieee80211_frequency_to_channel(freq2); + + if (req.tlv.control_ch < req.tlv.center_ch) + req.tlv.sco = 1; /* SCA */ + else if (req.tlv.control_ch > req.tlv.center_ch) + req.tlv.sco = 3; /* SCB */ + + return mt76_mcu_send_msg(vif->phy->mt76->dev, MCU_UNI_CMD(SNIFFER), + &req, sizeof(req), true); +} + +int +mt7921_mcu_uni_add_beacon_offload(struct mt7921_dev *dev, + struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + bool enable) +{ + struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv; + struct mt76_wcid *wcid = &dev->mt76.global_wcid; + struct ieee80211_mutable_offsets offs; + struct { + struct req_hdr { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct bcn_content_tlv { + __le16 tag; + __le16 len; + __le16 tim_ie_pos; + __le16 csa_ie_pos; + __le16 bcc_ie_pos; + /* 0: disable beacon offload + * 1: enable beacon offload + * 2: update probe respond offload + */ + u8 enable; + /* 0: legacy format (TXD + payload) + * 1: only cap field IE + */ + u8 type; + __le16 pkt_len; + u8 pkt[512]; + } __packed beacon_tlv; + } req = { + .hdr = { + .bss_idx = mvif->mt76.idx, + }, + .beacon_tlv = { + .tag = cpu_to_le16(UNI_BSS_INFO_BCN_CONTENT), + .len = cpu_to_le16(sizeof(struct bcn_content_tlv)), + .enable = enable, + }, + }; + struct sk_buff *skb; + + /* support enable/update process only + * disable flow would be handled in bss stop handler automatically + */ + if (!enable) + return -EOPNOTSUPP; + + skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs, 0); + if (!skb) + return -EINVAL; + + if (skb->len > 512 - MT_TXD_SIZE) { + dev_err(dev->mt76.dev, "beacon size limit exceed\n"); + dev_kfree_skb(skb); + return -EINVAL; + } + + mt76_connac2_mac_write_txwi(&dev->mt76, (__le32 *)(req.beacon_tlv.pkt), + skb, wcid, NULL, 0, 0, BSS_CHANGED_BEACON); + memcpy(req.beacon_tlv.pkt + MT_TXD_SIZE, skb->data, skb->len); + req.beacon_tlv.pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len); + req.beacon_tlv.tim_ie_pos = cpu_to_le16(MT_TXD_SIZE + offs.tim_offset); + + if (offs.cntdwn_counter_offs[0]) { + u16 csa_offs; + + csa_offs = MT_TXD_SIZE + offs.cntdwn_counter_offs[0] - 4; + req.beacon_tlv.csa_ie_pos = cpu_to_le16(csa_offs); + } + dev_kfree_skb(skb); + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &req, sizeof(req), true); +} + +static +int __mt7921_mcu_set_clc(struct mt7921_dev *dev, u8 *alpha2, + enum environment_cap env_cap, + struct mt7921_clc *clc, + u8 idx) +{ + struct sk_buff *skb; + struct { + u8 ver; + u8 pad0; + __le16 len; + u8 idx; + u8 env; + u8 acpi_conf; + u8 pad1; + u8 alpha2[2]; + u8 type[2]; + u8 rsvd[64]; + } __packed req = { + .idx = idx, + .env = env_cap, + .acpi_conf = mt7921_acpi_get_flags(&dev->phy), + }; + int ret, valid_cnt = 0; + u8 i, *pos; + + if (!clc) + return 0; + + pos = clc->data; + for (i = 0; i < clc->nr_country; i++) { + struct mt7921_clc_rule *rule = (struct mt7921_clc_rule *)pos; + u16 len = le16_to_cpu(rule->len); + + pos += len + sizeof(*rule); + if (rule->alpha2[0] != alpha2[0] || + rule->alpha2[1] != alpha2[1]) + continue; + + memcpy(req.alpha2, rule->alpha2, 2); + memcpy(req.type, rule->type, 2); + + req.len = cpu_to_le16(sizeof(req) + len); + skb = __mt76_mcu_msg_alloc(&dev->mt76, &req, + le16_to_cpu(req.len), + sizeof(req), GFP_KERNEL); + if (!skb) + return -ENOMEM; + skb_put_data(skb, rule->data, len); + + ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_CE_CMD(SET_CLC), false); + if (ret < 0) + return ret; + valid_cnt++; + } + + if (!valid_cnt) + return -ENOENT; + + return 0; +} + +int mt7921_mcu_set_clc(struct mt7921_dev *dev, u8 *alpha2, + enum environment_cap env_cap) +{ + struct mt7921_phy *phy = (struct mt7921_phy *)&dev->phy; + int i, ret; + + /* submit all clc config */ + for (i = 0; i < ARRAY_SIZE(phy->clc); i++) { + ret = __mt7921_mcu_set_clc(dev, alpha2, env_cap, + phy->clc[i], i); + + /* If no country found, set "00" as default */ + if (ret == -ENOENT) + ret = __mt7921_mcu_set_clc(dev, "00", + ENVIRON_INDOOR, + phy->clc[i], i); + if (ret < 0) + return ret; + } + return 0; +} + +int mt7921_mcu_set_rxfilter(struct mt7921_dev *dev, u32 fif, + u8 bit_op, u32 bit_map) +{ + struct { + u8 rsv[4]; + u8 mode; + u8 rsv2[3]; + __le32 fif; + __le32 bit_map; /* bit_* for bitmap update */ + u8 bit_op; + u8 pad[51]; + } __packed data = { + .mode = fif ? 1 : 2, + .fif = cpu_to_le32(fif), + .bit_map = cpu_to_le32(bit_map), + .bit_op = bit_op, + }; + + return mt76_mcu_send_msg(&dev->mt76, MCU_CE_CMD(SET_RX_FILTER), + &data, sizeof(data), false); +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h.orig b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h.orig new file mode 100644 index 000000000000..ec9879650174 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h.orig @@ -0,0 +1,561 @@ +/* SPDX-License-Identifier: ISC */ +/* Copyright (C) 2020 MediaTek Inc. */ + +#ifndef __MT7921_H +#define __MT7921_H + +#include <linux/interrupt.h> +#include <linux/ktime.h> +#include "../mt76_connac_mcu.h" +#include "regs.h" +#include "acpi_sar.h" + +#define MT7921_MAX_INTERFACES 4 +#define MT7921_WTBL_SIZE 20 +#define MT7921_WTBL_RESERVED (MT7921_WTBL_SIZE - 1) +#define MT7921_WTBL_STA (MT7921_WTBL_RESERVED - \ + MT7921_MAX_INTERFACES) + +#define MT7921_PM_TIMEOUT (HZ / 12) +#define MT7921_HW_SCAN_TIMEOUT (HZ / 10) +#define MT7921_WATCHDOG_TIME (HZ / 4) + +#define MT7921_TX_RING_SIZE 2048 +#define MT7921_TX_MCU_RING_SIZE 256 +#define MT7921_TX_FWDL_RING_SIZE 128 + +#define MT7921_RX_RING_SIZE 1536 +#define MT7921_RX_MCU_RING_SIZE 512 + +#define MT7921_DRV_OWN_RETRY_COUNT 10 +#define MT7921_MCU_INIT_RETRY_COUNT 10 +#define MT7921_WFSYS_INIT_RETRY_COUNT 2 + +#define MT7921_FW_TAG_FEATURE 4 +#define MT7921_FW_CAP_CNM BIT(7) + +#define MT7921_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7961_1.bin" +#define MT7921_ROM_PATCH "mediatek/WIFI_MT7961_patch_mcu_1_2_hdr.bin" + +#define MT7922_FIRMWARE_WM "mediatek/WIFI_RAM_CODE_MT7922_1.bin" +#define MT7922_ROM_PATCH "mediatek/WIFI_MT7922_patch_mcu_1_1_hdr.bin" + +#define MT7921_EEPROM_SIZE 3584 +#define MT7921_TOKEN_SIZE 8192 + +#define MT7921_EEPROM_BLOCK_SIZE 16 + +#define MT7921_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */ +#define MT7921_CFEND_RATE_11B 0x03 /* 11B LP, 11M */ + +#define MT7921_SKU_RATE_NUM 161 +#define MT7921_SKU_MAX_DELTA_IDX MT7921_SKU_RATE_NUM +#define MT7921_SKU_TABLE_SIZE (MT7921_SKU_RATE_NUM + 1) + +#define MT7921_SDIO_HDR_TX_BYTES GENMASK(15, 0) +#define MT7921_SDIO_HDR_PKT_TYPE GENMASK(17, 16) + +#define MCU_UNI_EVENT_ROC 0x27 + +enum { + UNI_ROC_ACQUIRE, + UNI_ROC_ABORT, + UNI_ROC_NUM +}; + +enum mt7921_roc_req { + MT7921_ROC_REQ_JOIN, + MT7921_ROC_REQ_ROC, + MT7921_ROC_REQ_NUM +}; + +enum { + UNI_EVENT_ROC_GRANT = 0, + UNI_EVENT_ROC_TAG_NUM +}; + +struct mt7921_realease_info { + __le16 len; + u8 pad_len; + u8 tag; +} __packed; + +struct mt7921_fw_features { + u8 segment; + u8 data; + u8 rsv[14]; +} __packed; + +struct mt7921_roc_grant_tlv { + __le16 tag; + __le16 len; + u8 bss_idx; + u8 tokenid; + u8 status; + u8 primarychannel; + u8 rfsco; + u8 rfband; + u8 channelwidth; + u8 centerfreqseg1; + u8 centerfreqseg2; + u8 reqtype; + u8 dbdcband; + u8 rsv[1]; + __le32 max_interval; +} __packed; + +enum mt7921_sdio_pkt_type { + MT7921_SDIO_TXD, + MT7921_SDIO_DATA, + MT7921_SDIO_CMD, + MT7921_SDIO_FWDL, +}; + +struct mt7921_sdio_intr { + u32 isr; + struct { + u32 wtqcr[16]; + } tx; + struct { + u16 num[2]; + u16 len0[16]; + u16 len1[128]; + } rx; + u32 rec_mb[2]; +} __packed; + +#define to_rssi(field, rxv) ((FIELD_GET(field, rxv) - 220) / 2) +#define to_rcpi(rssi) (2 * (rssi) + 220) + +struct mt7921_vif; +struct mt7921_sta; + +enum mt7921_txq_id { + MT7921_TXQ_BAND0, + MT7921_TXQ_BAND1, + MT7921_TXQ_FWDL = 16, + MT7921_TXQ_MCU_WM, +}; + +enum mt7921_rxq_id { + MT7921_RXQ_BAND0 = 0, + MT7921_RXQ_BAND1, + MT7921_RXQ_MCU_WM = 0, +}; + +DECLARE_EWMA(avg_signal, 10, 8) + +struct mt7921_sta { + struct mt76_wcid wcid; /* must be first */ + + struct mt7921_vif *vif; + + u32 airtime_ac[8]; + + int ack_signal; + struct ewma_avg_signal avg_ack_signal; + + unsigned long last_txs; + + struct mt76_connac_sta_key_conf bip; +}; + +DECLARE_EWMA(rssi, 10, 8); + +struct mt7921_vif { + struct mt76_vif mt76; /* must be first */ + + struct mt7921_sta sta; + struct mt7921_sta *wep_sta; + + struct mt7921_phy *phy; + + struct ewma_rssi rssi; + + struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; + struct ieee80211_chanctx_conf *ctx; +}; + +enum { + MT7921_CLC_POWER, + MT7921_CLC_CHAN, + MT7921_CLC_MAX_NUM, +}; + +struct mt7921_clc_rule { + u8 alpha2[2]; + u8 type[2]; + __le16 len; + u8 data[]; +} __packed; + +struct mt7921_clc { + __le32 len; + u8 idx; + u8 ver; + u8 nr_country; + u8 type; + u8 rsv[8]; + u8 data[]; +} __packed; + +struct mt7921_phy { + struct mt76_phy *mt76; + struct mt7921_dev *dev; + + struct ieee80211_sband_iftype_data iftype[NUM_NL80211_BANDS][NUM_NL80211_IFTYPES]; + + u64 omac_mask; + + u16 noise; + + s16 coverage_class; + u8 slottime; + + u32 rx_ampdu_ts; + u32 ampdu_ref; + + struct mt76_mib_stats mib; + + u8 sta_work_count; + + struct sk_buff_head scan_event_list; + struct delayed_work scan_work; +#ifdef CONFIG_ACPI + struct mt7921_acpi_sar *acpisar; +#endif + + struct mt7921_clc *clc[MT7921_CLC_MAX_NUM]; + + struct work_struct roc_work; + struct timer_list roc_timer; + wait_queue_head_t roc_wait; + u8 roc_token_id; + bool roc_grant; +}; + +enum mt7921_eeprom_field { + MT_EE_CHIP_ID = 0x000, + MT_EE_VERSION = 0x002, + MT_EE_MAC_ADDR = 0x004, + MT_EE_WIFI_CONF = 0x07c, + MT_EE_HW_TYPE = 0x55b, + __MT_EE_MAX = 0x9ff +}; + +#define MT_EE_HW_TYPE_ENCAP BIT(0) + +#define mt7921_init_reset(dev) ((dev)->hif_ops->init_reset(dev)) +#define mt7921_dev_reset(dev) ((dev)->hif_ops->reset(dev)) +#define mt7921_mcu_init(dev) ((dev)->hif_ops->mcu_init(dev)) +#define __mt7921_mcu_drv_pmctrl(dev) ((dev)->hif_ops->drv_own(dev)) +#define __mt7921_mcu_fw_pmctrl(dev) ((dev)->hif_ops->fw_own(dev)) +struct mt7921_hif_ops { + int (*init_reset)(struct mt7921_dev *dev); + int (*reset)(struct mt7921_dev *dev); + int (*mcu_init)(struct mt7921_dev *dev); + int (*drv_own)(struct mt7921_dev *dev); + int (*fw_own)(struct mt7921_dev *dev); +}; + +struct mt7921_dev { + union { /* must be first */ + struct mt76_dev mt76; + struct mt76_phy mphy; + }; + + const struct mt76_bus_ops *bus_ops; + struct mt7921_phy phy; + + struct work_struct reset_work; + bool hw_full_reset:1; + bool hw_init_done:1; + bool fw_assert:1; + + struct work_struct init_work; + + u8 fw_debug; + u8 fw_features; + + struct mt76_connac_pm pm; + struct mt76_connac_coredump coredump; + const struct mt7921_hif_ops *hif_ops; + + struct work_struct ipv6_ns_work; + /* IPv6 addresses for WoWLAN */ + struct sk_buff_head ipv6_ns_list; + + enum environment_cap country_ie_env; +}; + +enum { + TXPWR_USER, + TXPWR_EEPROM, + TXPWR_MAC, + TXPWR_MAX_NUM, +}; + +struct mt7921_txpwr { + u8 ch; + u8 rsv[3]; + struct { + u8 ch; + u8 cck[4]; + u8 ofdm[8]; + u8 ht20[8]; + u8 ht40[9]; + u8 vht20[12]; + u8 vht40[12]; + u8 vht80[12]; + u8 vht160[12]; + u8 he26[12]; + u8 he52[12]; + u8 he106[12]; + u8 he242[12]; + u8 he484[12]; + u8 he996[12]; + u8 he996x2[12]; + } data[TXPWR_MAX_NUM]; +}; + +static inline struct mt7921_phy * +mt7921_hw_phy(struct ieee80211_hw *hw) +{ + struct mt76_phy *phy = hw->priv; + + return phy->priv; +} + +static inline struct mt7921_dev * +mt7921_hw_dev(struct ieee80211_hw *hw) +{ + struct mt76_phy *phy = hw->priv; + + return container_of(phy->dev, struct mt7921_dev, mt76); +} + +#define mt7921_mutex_acquire(dev) \ + mt76_connac_mutex_acquire(&(dev)->mt76, &(dev)->pm) +#define mt7921_mutex_release(dev) \ + mt76_connac_mutex_release(&(dev)->mt76, &(dev)->pm) + +extern const struct ieee80211_ops mt7921_ops; + +u32 mt7921_reg_map(struct mt7921_dev *dev, u32 addr); + +int __mt7921_start(struct mt7921_phy *phy); +int mt7921_register_device(struct mt7921_dev *dev); +void mt7921_unregister_device(struct mt7921_dev *dev); +int mt7921_dma_init(struct mt7921_dev *dev); +int mt7921_wpdma_reset(struct mt7921_dev *dev, bool force); +int mt7921_wpdma_reinit_cond(struct mt7921_dev *dev); +void mt7921_dma_cleanup(struct mt7921_dev *dev); +int mt7921_run_firmware(struct mt7921_dev *dev); +int mt7921_mcu_set_bss_pm(struct mt7921_dev *dev, struct ieee80211_vif *vif, + bool enable); +int mt7921_mcu_sta_update(struct mt7921_dev *dev, struct ieee80211_sta *sta, + struct ieee80211_vif *vif, bool enable, + enum mt76_sta_info_state state); +int mt7921_mcu_set_chan_info(struct mt7921_phy *phy, int cmd); +int mt7921_mcu_set_tx(struct mt7921_dev *dev, struct ieee80211_vif *vif); +int mt7921_mcu_set_eeprom(struct mt7921_dev *dev); +int mt7921_mcu_get_rx_rate(struct mt7921_phy *phy, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, struct rate_info *rate); +int mt7921_mcu_fw_log_2_host(struct mt7921_dev *dev, u8 ctrl); +void mt7921_mcu_rx_event(struct mt7921_dev *dev, struct sk_buff *skb); +int mt7921_mcu_set_rxfilter(struct mt7921_dev *dev, u32 fif, + u8 bit_op, u32 bit_map); + +static inline u32 +mt7921_reg_map_l1(struct mt7921_dev *dev, u32 addr) +{ + u32 offset = FIELD_GET(MT_HIF_REMAP_L1_OFFSET, addr); + u32 base = FIELD_GET(MT_HIF_REMAP_L1_BASE, addr); + + mt76_rmw_field(dev, MT_HIF_REMAP_L1, MT_HIF_REMAP_L1_MASK, base); + /* use read to push write */ + mt76_rr(dev, MT_HIF_REMAP_L1); + + return MT_HIF_REMAP_BASE_L1 + offset; +} + +static inline u32 +mt7921_l1_rr(struct mt7921_dev *dev, u32 addr) +{ + return mt76_rr(dev, mt7921_reg_map_l1(dev, addr)); +} + +static inline void +mt7921_l1_wr(struct mt7921_dev *dev, u32 addr, u32 val) +{ + mt76_wr(dev, mt7921_reg_map_l1(dev, addr), val); +} + +static inline u32 +mt7921_l1_rmw(struct mt7921_dev *dev, u32 addr, u32 mask, u32 val) +{ + val |= mt7921_l1_rr(dev, addr) & ~mask; + mt7921_l1_wr(dev, addr, val); + + return val; +} + +#define mt7921_l1_set(dev, addr, val) mt7921_l1_rmw(dev, addr, 0, val) +#define mt7921_l1_clear(dev, addr, val) mt7921_l1_rmw(dev, addr, val, 0) + +static inline bool mt7921_dma_need_reinit(struct mt7921_dev *dev) +{ + return !mt76_get_field(dev, MT_WFDMA_DUMMY_CR, MT_WFDMA_NEED_REINIT); +} + +static inline void +mt7921_skb_add_usb_sdio_hdr(struct mt7921_dev *dev, struct sk_buff *skb, + int type) +{ + u32 hdr, len; + + len = mt76_is_usb(&dev->mt76) ? skb->len : skb->len + sizeof(hdr); + hdr = FIELD_PREP(MT7921_SDIO_HDR_TX_BYTES, len) | + FIELD_PREP(MT7921_SDIO_HDR_PKT_TYPE, type); + + put_unaligned_le32(hdr, skb_push(skb, sizeof(hdr))); +} + +void mt7921_stop(struct ieee80211_hw *hw); +int mt7921_mac_init(struct mt7921_dev *dev); +bool mt7921_mac_wtbl_update(struct mt7921_dev *dev, int idx, u32 mask); +void mt7921_mac_reset_counters(struct mt7921_phy *phy); +void mt7921_mac_set_timing(struct mt7921_phy *phy); +int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); +void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); +void mt7921_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); +void mt7921_mac_work(struct work_struct *work); +void mt7921_mac_reset_work(struct work_struct *work); +void mt7921_mac_update_mib_stats(struct mt7921_phy *phy); +void mt7921_reset(struct mt76_dev *mdev); +int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, + enum mt76_txq_id qid, struct mt76_wcid *wcid, + struct ieee80211_sta *sta, + struct mt76_tx_info *tx_info); + +void mt7921_tx_worker(struct mt76_worker *w); +bool mt7921_rx_check(struct mt76_dev *mdev, void *data, int len); +void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, + struct sk_buff *skb, u32 *info); +void mt7921_stats_work(struct work_struct *work); +void mt7921_set_stream_he_caps(struct mt7921_phy *phy); +void mt7921_update_channel(struct mt76_phy *mphy); +int mt7921_init_debugfs(struct mt7921_dev *dev); + +int mt7921_mcu_set_beacon_filter(struct mt7921_dev *dev, + struct ieee80211_vif *vif, + bool enable); +int mt7921_mcu_uni_tx_ba(struct mt7921_dev *dev, + struct ieee80211_ampdu_params *params, + bool enable); +int mt7921_mcu_uni_rx_ba(struct mt7921_dev *dev, + struct ieee80211_ampdu_params *params, + bool enable); +void mt7921_scan_work(struct work_struct *work); +void mt7921_roc_work(struct work_struct *work); +void mt7921_roc_timer(struct timer_list *timer); +int mt7921_mcu_uni_bss_ps(struct mt7921_dev *dev, struct ieee80211_vif *vif); +int mt7921_mcu_drv_pmctrl(struct mt7921_dev *dev); +int mt7921_mcu_fw_pmctrl(struct mt7921_dev *dev); +void mt7921_pm_wake_work(struct work_struct *work); +void mt7921_pm_power_save_work(struct work_struct *work); +void mt7921_coredump_work(struct work_struct *work); +int mt7921_wfsys_reset(struct mt7921_dev *dev); +int mt7921_get_txpwr_info(struct mt7921_dev *dev, struct mt7921_txpwr *txpwr); +int mt7921_testmode_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + void *data, int len); +int mt7921_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *msg, + struct netlink_callback *cb, void *data, int len); +int mt7921_mcu_parse_response(struct mt76_dev *mdev, int cmd, + struct sk_buff *skb, int seq); + +int mt7921e_driver_own(struct mt7921_dev *dev); +int mt7921e_mac_reset(struct mt7921_dev *dev); +int mt7921e_mcu_init(struct mt7921_dev *dev); +int mt7921s_wfsys_reset(struct mt7921_dev *dev); +int mt7921s_mac_reset(struct mt7921_dev *dev); +int mt7921s_init_reset(struct mt7921_dev *dev); +int __mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev); +int mt7921e_mcu_drv_pmctrl(struct mt7921_dev *dev); +int mt7921e_mcu_fw_pmctrl(struct mt7921_dev *dev); + +int mt7921s_mcu_init(struct mt7921_dev *dev); +int mt7921s_mcu_drv_pmctrl(struct mt7921_dev *dev); +int mt7921s_mcu_fw_pmctrl(struct mt7921_dev *dev); +void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data); +void mt7921_set_runtime_pm(struct mt7921_dev *dev); +void mt7921_mcu_set_suspend_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif); +void mt7921_set_ipv6_ns_work(struct work_struct *work); + +int mt7921_mcu_set_sniffer(struct mt7921_dev *dev, struct ieee80211_vif *vif, + bool enable); +int mt7921_mcu_config_sniffer(struct mt7921_vif *vif, + struct ieee80211_chanctx_conf *ctx); +int mt7921_mcu_get_temperature(struct mt7921_phy *phy); + +int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, + enum mt76_txq_id qid, struct mt76_wcid *wcid, + struct ieee80211_sta *sta, + struct mt76_tx_info *tx_info); +void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev, + struct mt76_queue_entry *e); +bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update); + +/* usb */ +#define MT_USB_TYPE_VENDOR (USB_TYPE_VENDOR | 0x1f) +#define MT_USB_TYPE_UHW_VENDOR (USB_TYPE_VENDOR | 0x1e) + +int mt7921u_mcu_power_on(struct mt7921_dev *dev); +int mt7921u_wfsys_reset(struct mt7921_dev *dev); +int mt7921u_dma_init(struct mt7921_dev *dev, bool resume); +int mt7921u_init_reset(struct mt7921_dev *dev); +int mt7921u_mac_reset(struct mt7921_dev *dev); +int mt7921_mcu_uni_add_beacon_offload(struct mt7921_dev *dev, + struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + bool enable); +#ifdef CONFIG_ACPI +int mt7921_init_acpi_sar(struct mt7921_dev *dev); +int mt7921_init_acpi_sar_power(struct mt7921_phy *phy, bool set_default); +u8 mt7921_acpi_get_flags(struct mt7921_phy *phy); +#else +static inline int +mt7921_init_acpi_sar(struct mt7921_dev *dev) +{ + return 0; +} + +static inline int +mt7921_init_acpi_sar_power(struct mt7921_phy *phy, bool set_default) +{ + return 0; +} + +static inline u8 +mt7921_acpi_get_flags(struct mt7921_phy *phy) +{ + return 0; +} +#endif +int mt7921_set_tx_sar_pwr(struct ieee80211_hw *hw, + const struct cfg80211_sar_specs *sar); + +int mt7921_mcu_set_clc(struct mt7921_dev *dev, u8 *alpha2, + enum environment_cap env_cap); +int mt7921_mcu_set_roc(struct mt7921_phy *phy, struct mt7921_vif *vif, + struct ieee80211_channel *chan, int duration, + enum mt7921_roc_req type, u8 token_id); +int mt7921_mcu_abort_roc(struct mt7921_phy *phy, struct mt7921_vif *vif, + u8 token_id); +struct ieee80211_ops *mt7921_get_mac80211_ops(struct device *dev, + void *drv_data, u8 *fw_features); +#endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c.orig b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c.orig new file mode 100644 index 000000000000..9d1ba838e54f --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c.orig @@ -0,0 +1,497 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2020 MediaTek Inc. + * + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/pci.h> + +#include "mt7921.h" +#include "mac.h" +#include "mcu.h" +#include "../trace.h" + +static const struct pci_device_id mt7921_pci_device_table[] = { + { PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x7961) }, + { PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x7922) }, + { PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x0608) }, + { PCI_DEVICE(PCI_VENDOR_ID_MEDIATEK, 0x0616) }, + { }, +}; + +static bool mt7921_disable_aspm; +module_param_named(disable_aspm, mt7921_disable_aspm, bool, 0644); +MODULE_PARM_DESC(disable_aspm, "disable PCI ASPM support"); + +static void +mt7921_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + + if (q == MT_RXQ_MAIN) + mt7921_irq_enable(dev, MT_INT_RX_DONE_DATA); + else if (q == MT_RXQ_MCU_WA) + mt7921_irq_enable(dev, MT_INT_RX_DONE_WM2); + else + mt7921_irq_enable(dev, MT_INT_RX_DONE_WM); +} + +static irqreturn_t mt7921_irq_handler(int irq, void *dev_instance) +{ + struct mt7921_dev *dev = dev_instance; + + mt76_wr(dev, MT_WFDMA0_HOST_INT_ENA, 0); + + if (!test_bit(MT76_STATE_INITIALIZED, &dev->mphy.state)) + return IRQ_NONE; + + tasklet_schedule(&dev->irq_tasklet); + + return IRQ_HANDLED; +} + +static void mt7921_irq_tasklet(unsigned long data) +{ + struct mt7921_dev *dev = (struct mt7921_dev *)data; + u32 intr, mask = 0; + + mt76_wr(dev, MT_WFDMA0_HOST_INT_ENA, 0); + + intr = mt76_rr(dev, MT_WFDMA0_HOST_INT_STA); + intr &= dev->mt76.mmio.irqmask; + mt76_wr(dev, MT_WFDMA0_HOST_INT_STA, intr); + + trace_dev_irq(&dev->mt76, intr, dev->mt76.mmio.irqmask); + + mask |= intr & MT_INT_RX_DONE_ALL; + if (intr & MT_INT_TX_DONE_MCU) + mask |= MT_INT_TX_DONE_MCU; + + if (intr & MT_INT_MCU_CMD) { + u32 intr_sw; + + intr_sw = mt76_rr(dev, MT_MCU_CMD); + /* ack MCU2HOST_SW_INT_STA */ + mt76_wr(dev, MT_MCU_CMD, intr_sw); + if (intr_sw & MT_MCU_CMD_WAKE_RX_PCIE) { + mask |= MT_INT_RX_DONE_DATA; + intr |= MT_INT_RX_DONE_DATA; + } + } + + mt76_set_irq_mask(&dev->mt76, MT_WFDMA0_HOST_INT_ENA, mask, 0); + + if (intr & MT_INT_TX_DONE_ALL) + napi_schedule(&dev->mt76.tx_napi); + + if (intr & MT_INT_RX_DONE_WM) + napi_schedule(&dev->mt76.napi[MT_RXQ_MCU]); + + if (intr & MT_INT_RX_DONE_WM2) + napi_schedule(&dev->mt76.napi[MT_RXQ_MCU_WA]); + + if (intr & MT_INT_RX_DONE_DATA) + napi_schedule(&dev->mt76.napi[MT_RXQ_MAIN]); +} + +static int mt7921e_init_reset(struct mt7921_dev *dev) +{ + return mt7921_wpdma_reset(dev, true); +} + +static void mt7921e_unregister_device(struct mt7921_dev *dev) +{ + int i; + struct mt76_connac_pm *pm = &dev->pm; + + cancel_work_sync(&dev->init_work); + mt76_unregister_device(&dev->mt76); + mt76_for_each_q_rx(&dev->mt76, i) + napi_disable(&dev->mt76.napi[i]); + cancel_delayed_work_sync(&pm->ps_work); + cancel_work_sync(&pm->wake_work); + + mt7921_tx_token_put(dev); + mt7921_mcu_drv_pmctrl(dev); + mt7921_dma_cleanup(dev); + mt7921_wfsys_reset(dev); + skb_queue_purge(&dev->mt76.mcu.res_q); + + tasklet_disable(&dev->irq_tasklet); +} + +static u32 __mt7921_reg_addr(struct mt7921_dev *dev, u32 addr) +{ + static const struct mt76_connac_reg_map fixed_map[] = { + { 0x820d0000, 0x30000, 0x10000 }, /* WF_LMAC_TOP (WF_WTBLON) */ + { 0x820ed000, 0x24800, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_MIB) */ + { 0x820e4000, 0x21000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_TMAC) */ + { 0x820e7000, 0x21e00, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_DMA) */ + { 0x820eb000, 0x24200, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_LPON) */ + { 0x820e2000, 0x20800, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_AGG) */ + { 0x820e3000, 0x20c00, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_ARB) */ + { 0x820e5000, 0x21400, 0x00800 }, /* WF_LMAC_TOP BN0 (WF_RMAC) */ + { 0x00400000, 0x80000, 0x10000 }, /* WF_MCU_SYSRAM */ + { 0x00410000, 0x90000, 0x10000 }, /* WF_MCU_SYSRAM (configure register) */ + { 0x40000000, 0x70000, 0x10000 }, /* WF_UMAC_SYSRAM */ + { 0x54000000, 0x02000, 0x01000 }, /* WFDMA PCIE0 MCU DMA0 */ + { 0x55000000, 0x03000, 0x01000 }, /* WFDMA PCIE0 MCU DMA1 */ + { 0x58000000, 0x06000, 0x01000 }, /* WFDMA PCIE1 MCU DMA0 (MEM_DMA) */ + { 0x59000000, 0x07000, 0x01000 }, /* WFDMA PCIE1 MCU DMA1 */ + { 0x7c000000, 0xf0000, 0x10000 }, /* CONN_INFRA */ + { 0x7c020000, 0xd0000, 0x10000 }, /* CONN_INFRA, WFDMA */ + { 0x7c060000, 0xe0000, 0x10000 }, /* CONN_INFRA, conn_host_csr_top */ + { 0x80020000, 0xb0000, 0x10000 }, /* WF_TOP_MISC_OFF */ + { 0x81020000, 0xc0000, 0x10000 }, /* WF_TOP_MISC_ON */ + { 0x820c0000, 0x08000, 0x04000 }, /* WF_UMAC_TOP (PLE) */ + { 0x820c8000, 0x0c000, 0x02000 }, /* WF_UMAC_TOP (PSE) */ + { 0x820cc000, 0x0e000, 0x01000 }, /* WF_UMAC_TOP (PP) */ + { 0x820cd000, 0x0f000, 0x01000 }, /* WF_MDP_TOP */ + { 0x820ce000, 0x21c00, 0x00200 }, /* WF_LMAC_TOP (WF_SEC) */ + { 0x820cf000, 0x22000, 0x01000 }, /* WF_LMAC_TOP (WF_PF) */ + { 0x820e0000, 0x20000, 0x00400 }, /* WF_LMAC_TOP BN0 (WF_CFG) */ + { 0x820e1000, 0x20400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_TRB) */ + { 0x820e9000, 0x23400, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_WTBLOFF) */ + { 0x820ea000, 0x24000, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_ETBF) */ + { 0x820ec000, 0x24600, 0x00200 }, /* WF_LMAC_TOP BN0 (WF_INT) */ + { 0x820f0000, 0xa0000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_CFG) */ + { 0x820f1000, 0xa0600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_TRB) */ + { 0x820f2000, 0xa0800, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_AGG) */ + { 0x820f3000, 0xa0c00, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_ARB) */ + { 0x820f4000, 0xa1000, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_TMAC) */ + { 0x820f5000, 0xa1400, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_RMAC) */ + { 0x820f7000, 0xa1e00, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_DMA) */ + { 0x820f9000, 0xa3400, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_WTBLOFF) */ + { 0x820fa000, 0xa4000, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_ETBF) */ + { 0x820fb000, 0xa4200, 0x00400 }, /* WF_LMAC_TOP BN1 (WF_LPON) */ + { 0x820fc000, 0xa4600, 0x00200 }, /* WF_LMAC_TOP BN1 (WF_INT) */ + { 0x820fd000, 0xa4800, 0x00800 }, /* WF_LMAC_TOP BN1 (WF_MIB) */ + }; + int i; + + if (addr < 0x100000) + return addr; + + for (i = 0; i < ARRAY_SIZE(fixed_map); i++) { + u32 ofs; + + if (addr < fixed_map[i].phys) + continue; + + ofs = addr - fixed_map[i].phys; + if (ofs > fixed_map[i].size) + continue; + + return fixed_map[i].maps + ofs; + } + + if ((addr >= 0x18000000 && addr < 0x18c00000) || + (addr >= 0x70000000 && addr < 0x78000000) || + (addr >= 0x7c000000 && addr < 0x7c400000)) + return mt7921_reg_map_l1(dev, addr); + + dev_err(dev->mt76.dev, "Access currently unsupported address %08x\n", + addr); + + return 0; +} + +static u32 mt7921_rr(struct mt76_dev *mdev, u32 offset) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + u32 addr = __mt7921_reg_addr(dev, offset); + + return dev->bus_ops->rr(mdev, addr); +} + +static void mt7921_wr(struct mt76_dev *mdev, u32 offset, u32 val) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + u32 addr = __mt7921_reg_addr(dev, offset); + + dev->bus_ops->wr(mdev, addr, val); +} + +static u32 mt7921_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + u32 addr = __mt7921_reg_addr(dev, offset); + + return dev->bus_ops->rmw(mdev, addr, mask, val); +} + +static int mt7921_pci_probe(struct pci_dev *pdev, + const struct pci_device_id *id) +{ + static const struct mt76_driver_ops drv_ops = { + /* txwi_size = txd size + txp size */ + .txwi_size = MT_TXD_SIZE + sizeof(struct mt76_connac_hw_txp), + .drv_flags = MT_DRV_TXWI_NO_FREE | MT_DRV_HW_MGMT_TXQ, + .survey_flags = SURVEY_INFO_TIME_TX | + SURVEY_INFO_TIME_RX | + SURVEY_INFO_TIME_BSS_RX, + .token_size = MT7921_TOKEN_SIZE, + .tx_prepare_skb = mt7921e_tx_prepare_skb, + .tx_complete_skb = mt76_connac_tx_complete_skb, + .rx_check = mt7921e_rx_check, + .rx_skb = mt7921e_queue_rx_skb, + .rx_poll_complete = mt7921_rx_poll_complete, + .sta_ps = mt7921_sta_ps, + .sta_add = mt7921_mac_sta_add, + .sta_assoc = mt7921_mac_sta_assoc, + .sta_remove = mt7921_mac_sta_remove, + .update_survey = mt7921_update_channel, + }; + static const struct mt7921_hif_ops mt7921_pcie_ops = { + .init_reset = mt7921e_init_reset, + .reset = mt7921e_mac_reset, + .mcu_init = mt7921e_mcu_init, + .drv_own = mt7921e_mcu_drv_pmctrl, + .fw_own = mt7921e_mcu_fw_pmctrl, + }; + + struct mt76_bus_ops *bus_ops; + struct mt7921_dev *dev; + struct mt76_dev *mdev; + int ret; + + ret = pcim_enable_device(pdev); + if (ret) + return ret; + + ret = pcim_iomap_regions(pdev, BIT(0), pci_name(pdev)); + if (ret) + return ret; + + pci_set_master(pdev); + + ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_ALL_TYPES); + if (ret < 0) + return ret; + + ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)); + if (ret) + goto err_free_pci_vec; + + if (mt7921_disable_aspm) + mt76_pci_disable_aspm(pdev); + + mdev = mt76_alloc_device(&pdev->dev, sizeof(*dev), &mt7921_ops, + &drv_ops); + if (!mdev) { + ret = -ENOMEM; + goto err_free_pci_vec; + } + + dev = container_of(mdev, struct mt7921_dev, mt76); + dev->hif_ops = &mt7921_pcie_ops; + + mt76_mmio_init(&dev->mt76, pcim_iomap_table(pdev)[0]); + tasklet_init(&dev->irq_tasklet, mt7921_irq_tasklet, (unsigned long)dev); + + dev->phy.dev = dev; + dev->phy.mt76 = &dev->mt76.phy; + dev->mt76.phy.priv = &dev->phy; + dev->bus_ops = dev->mt76.bus; + bus_ops = devm_kmemdup(dev->mt76.dev, dev->bus_ops, sizeof(*bus_ops), + GFP_KERNEL); + if (!bus_ops) { + ret = -ENOMEM; + goto err_free_dev; + } + + bus_ops->rr = mt7921_rr; + bus_ops->wr = mt7921_wr; + bus_ops->rmw = mt7921_rmw; + dev->mt76.bus = bus_ops; + + ret = __mt7921e_mcu_drv_pmctrl(dev); + if (ret) + goto err_free_dev; + + mdev->rev = (mt7921_l1_rr(dev, MT_HW_CHIPID) << 16) | + (mt7921_l1_rr(dev, MT_HW_REV) & 0xff); + dev_info(mdev->dev, "ASIC revision: %04x\n", mdev->rev); + + mt76_wr(dev, MT_WFDMA0_HOST_INT_ENA, 0); + + mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff); + + ret = devm_request_irq(mdev->dev, pdev->irq, mt7921_irq_handler, + IRQF_SHARED, KBUILD_MODNAME, dev); + if (ret) + goto err_free_dev; + + ret = mt7921_dma_init(dev); + if (ret) + goto err_free_irq; + + ret = mt7921_register_device(dev); + if (ret) + goto err_free_irq; + + return 0; + +err_free_irq: + devm_free_irq(&pdev->dev, pdev->irq, dev); +err_free_dev: + mt76_free_device(&dev->mt76); +err_free_pci_vec: + pci_free_irq_vectors(pdev); + + return ret; +} + +static void mt7921_pci_remove(struct pci_dev *pdev) +{ + struct mt76_dev *mdev = pci_get_drvdata(pdev); + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + + mt7921e_unregister_device(dev); + devm_free_irq(&pdev->dev, pdev->irq, dev); + mt76_free_device(&dev->mt76); + pci_free_irq_vectors(pdev); +} + +static int mt7921_pci_suspend(struct device *device) +{ + struct pci_dev *pdev = to_pci_dev(device); + struct mt76_dev *mdev = pci_get_drvdata(pdev); + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + struct mt76_connac_pm *pm = &dev->pm; + int i, err; + + pm->suspended = true; + cancel_delayed_work_sync(&pm->ps_work); + cancel_work_sync(&pm->wake_work); + + err = mt7921_mcu_drv_pmctrl(dev); + if (err < 0) + goto restore_suspend; + + err = mt76_connac_mcu_set_hif_suspend(mdev, true); + if (err) + goto restore_suspend; + + /* always enable deep sleep during suspend to reduce + * power consumption + */ + mt76_connac_mcu_set_deep_sleep(&dev->mt76, true); + + napi_disable(&mdev->tx_napi); + mt76_worker_disable(&mdev->tx_worker); + + mt76_for_each_q_rx(mdev, i) { + napi_disable(&mdev->napi[i]); + } + + /* wait until dma is idle */ + mt76_poll(dev, MT_WFDMA0_GLO_CFG, + MT_WFDMA0_GLO_CFG_TX_DMA_BUSY | + MT_WFDMA0_GLO_CFG_RX_DMA_BUSY, 0, 1000); + + /* put dma disabled */ + mt76_clear(dev, MT_WFDMA0_GLO_CFG, + MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN); + + /* disable interrupt */ + mt76_wr(dev, MT_WFDMA0_HOST_INT_ENA, 0); + mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0x0); + synchronize_irq(pdev->irq); + tasklet_kill(&dev->irq_tasklet); + + err = mt7921_mcu_fw_pmctrl(dev); + if (err) + goto restore_napi; + + if (err) + goto restore_napi; + + return 0; + +restore_napi: + mt76_for_each_q_rx(mdev, i) { + napi_enable(&mdev->napi[i]); + } + napi_enable(&mdev->tx_napi); + + if (!pm->ds_enable) + mt76_connac_mcu_set_deep_sleep(&dev->mt76, false); + + mt76_connac_mcu_set_hif_suspend(mdev, false); + +restore_suspend: + pm->suspended = false; + + return err; +} + +static int mt7921_pci_resume(struct device *device) +{ + struct pci_dev *pdev = to_pci_dev(device); + struct mt76_dev *mdev = pci_get_drvdata(pdev); + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + struct mt76_connac_pm *pm = &dev->pm; + int i, err; + + err = mt7921_mcu_drv_pmctrl(dev); + if (err < 0) + return err; + + mt7921_wpdma_reinit_cond(dev); + + /* enable interrupt */ + mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff); + mt7921_irq_enable(dev, MT_INT_RX_DONE_ALL | MT_INT_TX_DONE_ALL | + MT_INT_MCU_CMD); + mt76_set(dev, MT_MCU2HOST_SW_INT_ENA, MT_MCU_CMD_WAKE_RX_PCIE); + + /* put dma enabled */ + mt76_set(dev, MT_WFDMA0_GLO_CFG, + MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN); + + mt76_worker_enable(&mdev->tx_worker); + + local_bh_disable(); + mt76_for_each_q_rx(mdev, i) { + napi_enable(&mdev->napi[i]); + napi_schedule(&mdev->napi[i]); + } + napi_enable(&mdev->tx_napi); + napi_schedule(&mdev->tx_napi); + local_bh_enable(); + + /* restore previous ds setting */ + if (!pm->ds_enable) + mt76_connac_mcu_set_deep_sleep(&dev->mt76, false); + + err = mt76_connac_mcu_set_hif_suspend(mdev, false); + if (err) + return err; + + pm->suspended = false; + + return err; +} + +static DEFINE_SIMPLE_DEV_PM_OPS(mt7921_pm_ops, mt7921_pci_suspend, mt7921_pci_resume); + +static struct pci_driver mt7921_pci_driver = { + .name = KBUILD_MODNAME, + .id_table = mt7921_pci_device_table, + .probe = mt7921_pci_probe, + .remove = mt7921_pci_remove, + .driver.pm = pm_sleep_ptr(&mt7921_pm_ops), +}; + +module_pci_driver(mt7921_pci_driver); + +MODULE_DEVICE_TABLE(pci, mt7921_pci_device_table); +MODULE_FIRMWARE(MT7921_FIRMWARE_WM); +MODULE_FIRMWARE(MT7921_ROM_PATCH); +MODULE_FIRMWARE(MT7922_FIRMWARE_WM); +MODULE_FIRMWARE(MT7922_ROM_PATCH); +MODULE_AUTHOR("Sean Wang <sean.wang@xxxxxxxxxxxx>"); +MODULE_AUTHOR("Lorenzo Bianconi <lorenzo@xxxxxxxxxx>"); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c.orig b/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c.orig new file mode 100644 index 000000000000..f9547d27356e --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c.orig @@ -0,0 +1,348 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2021 MediaTek Inc. */ + +#include "mt7921.h" +#include "../dma.h" +#include "mac.h" + +static void +mt7921_write_hw_txp(struct mt7921_dev *dev, struct mt76_tx_info *tx_info, + void *txp_ptr, u32 id) +{ + struct mt7921_hw_txp *txp = txp_ptr; + struct mt7921_txp_ptr *ptr = &txp->ptr[0]; + int i, nbuf = tx_info->nbuf - 1; + + tx_info->buf[0].len = MT_TXD_SIZE + sizeof(*txp); + tx_info->nbuf = 1; + + txp->msdu_id[0] = cpu_to_le16(id | MT_MSDU_ID_VALID); + + for (i = 0; i < nbuf; i++) { + u16 len = tx_info->buf[i + 1].len & MT_TXD_LEN_MASK; + u32 addr = tx_info->buf[i + 1].addr; + + if (i == nbuf - 1) + len |= MT_TXD_LEN_LAST; + + if (i & 1) { + ptr->buf1 = cpu_to_le32(addr); + ptr->len1 = cpu_to_le16(len); + ptr++; + } else { + ptr->buf0 = cpu_to_le32(addr); + ptr->len0 = cpu_to_le16(len); + } + } +} + +int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, + enum mt76_txq_id qid, struct mt76_wcid *wcid, + struct ieee80211_sta *sta, + struct mt76_tx_info *tx_info) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_info->skb); + struct ieee80211_key_conf *key = info->control.hw_key; + struct mt76_txwi_cache *t; + struct mt7921_txp_common *txp; + int id, pid; + u8 *txwi = (u8 *)txwi_ptr; + + if (unlikely(tx_info->skb->len <= ETH_HLEN)) + return -EINVAL; + + if (!wcid) + wcid = &dev->mt76.global_wcid; + + t = (struct mt76_txwi_cache *)(txwi + mdev->drv->txwi_size); + t->skb = tx_info->skb; + + id = mt76_token_consume(mdev, &t); + if (id < 0) + return id; + + if (sta) { + struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv; + + if (time_after(jiffies, msta->last_txs + HZ / 4)) { + info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS; + msta->last_txs = jiffies; + } + } + + pid = mt76_tx_status_skb_add(mdev, wcid, tx_info->skb); + mt7921_mac_write_txwi(dev, txwi_ptr, tx_info->skb, wcid, key, + pid, false); + + txp = (struct mt7921_txp_common *)(txwi + MT_TXD_SIZE); + memset(txp, 0, sizeof(struct mt7921_txp_common)); + mt7921_write_hw_txp(dev, tx_info, txp, id); + + tx_info->skb = DMA_DUMMY_DATA; + + return 0; +} + +static void +mt7921_txp_skb_unmap(struct mt76_dev *dev, struct mt76_txwi_cache *t) +{ + struct mt7921_txp_common *txp; + int i; + + txp = mt7921_txwi_to_txp(dev, t); + + for (i = 0; i < ARRAY_SIZE(txp->hw.ptr); i++) { + struct mt7921_txp_ptr *ptr = &txp->hw.ptr[i]; + bool last; + u16 len; + + len = le16_to_cpu(ptr->len0); + last = len & MT_TXD_LEN_LAST; + len &= MT_TXD_LEN_MASK; + dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf0), len, + DMA_TO_DEVICE); + if (last) + break; + + len = le16_to_cpu(ptr->len1); + last = len & MT_TXD_LEN_LAST; + len &= MT_TXD_LEN_MASK; + dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf1), len, + DMA_TO_DEVICE); + if (last) + break; + } +} + +static void +mt7921_txwi_free(struct mt7921_dev *dev, struct mt76_txwi_cache *t, + struct ieee80211_sta *sta, bool clear_status, + struct list_head *free_list) +{ + struct mt76_dev *mdev = &dev->mt76; + __le32 *txwi; + u16 wcid_idx; + + mt7921_txp_skb_unmap(mdev, t); + if (!t->skb) + goto out; + + txwi = (__le32 *)mt76_get_txwi_ptr(mdev, t); + if (sta) { + struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv; + + if (likely(t->skb->protocol != cpu_to_be16(ETH_P_PAE))) + mt7921_tx_check_aggr(sta, txwi); + + wcid_idx = wcid->idx; + } else { + wcid_idx = FIELD_GET(MT_TXD1_WLAN_IDX, le32_to_cpu(txwi[1])); + } + + __mt76_tx_complete_skb(mdev, wcid_idx, t->skb, free_list); + +out: + t->skb = NULL; + mt76_put_txwi(mdev, t); +} + +static void +mt7921_mac_tx_free(struct mt7921_dev *dev, struct sk_buff *skb) +{ + struct mt7921_tx_free *free = (struct mt7921_tx_free *)skb->data; + struct mt76_dev *mdev = &dev->mt76; + struct mt76_txwi_cache *txwi; + struct ieee80211_sta *sta = NULL; + LIST_HEAD(free_list); + struct sk_buff *tmp; + bool wake = false; + u8 i, count; + + /* clean DMA queues and unmap buffers first */ + mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[MT_TXQ_PSD], false); + mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[MT_TXQ_BE], false); + + /* TODO: MT_TX_FREE_LATENCY is msdu time from the TXD is queued into PLE, + * to the time ack is received or dropped by hw (air + hw queue time). + * Should avoid accessing WTBL to get Tx airtime, and use it instead. + */ + count = FIELD_GET(MT_TX_FREE_MSDU_CNT, le16_to_cpu(free->ctrl)); + for (i = 0; i < count; i++) { + u32 msdu, info = le32_to_cpu(free->info[i]); + u8 stat; + + /* 1'b1: new wcid pair. + * 1'b0: msdu_id with the same 'wcid pair' as above. + */ + if (info & MT_TX_FREE_PAIR) { + struct mt7921_sta *msta; + struct mt76_wcid *wcid; + u16 idx; + + count++; + idx = FIELD_GET(MT_TX_FREE_WLAN_ID, info); + wcid = rcu_dereference(dev->mt76.wcid[idx]); + sta = wcid_to_sta(wcid); + if (!sta) + continue; + + msta = container_of(wcid, struct mt7921_sta, wcid); + spin_lock_bh(&dev->sta_poll_lock); + if (list_empty(&msta->poll_list)) + list_add_tail(&msta->poll_list, &dev->sta_poll_list); + spin_unlock_bh(&dev->sta_poll_lock); + continue; + } + + msdu = FIELD_GET(MT_TX_FREE_MSDU_ID, info); + stat = FIELD_GET(MT_TX_FREE_STATUS, info); + + txwi = mt76_token_release(mdev, msdu, &wake); + if (!txwi) + continue; + + mt7921_txwi_free(dev, txwi, sta, stat, &free_list); + } + + if (wake) + mt76_set_tx_blocked(&dev->mt76, false); + + napi_consume_skb(skb, 1); + + list_for_each_entry_safe(skb, tmp, &free_list, list) { + skb_list_del_init(skb); + napi_consume_skb(skb, 1); + } + + rcu_read_lock(); + mt7921_mac_sta_poll(dev); + rcu_read_unlock(); + + mt76_worker_schedule(&dev->mt76.tx_worker); +} + +void mt7921e_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, + struct sk_buff *skb) +{ + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + __le32 *rxd = (__le32 *)skb->data; + enum rx_pkt_type type; + + type = FIELD_GET(MT_RXD0_PKT_TYPE, le32_to_cpu(rxd[0])); + + switch (type) { + case PKT_TYPE_TXRX_NOTIFY: + mt7921_mac_tx_free(dev, skb); + break; + default: + mt7921_queue_rx_skb(mdev, q, skb); + break; + } +} + +void mt7921e_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e) +{ + if (!e->txwi) { + dev_kfree_skb_any(e->skb); + return; + } + + /* error path */ + if (e->skb == DMA_DUMMY_DATA) { + struct mt76_txwi_cache *t; + struct mt7921_txp_common *txp; + u16 token; + + txp = mt7921_txwi_to_txp(mdev, e->txwi); + token = le16_to_cpu(txp->hw.msdu_id[0]) & ~MT_MSDU_ID_VALID; + t = mt76_token_put(mdev, token); + e->skb = t ? t->skb : NULL; + } + + if (e->skb) + mt76_tx_complete_skb(mdev, e->wcid, e->skb); +} + +void mt7921_tx_token_put(struct mt7921_dev *dev) +{ + struct mt76_txwi_cache *txwi; + int id; + + spin_lock_bh(&dev->mt76.token_lock); + idr_for_each_entry(&dev->mt76.token, txwi, id) { + mt7921_txwi_free(dev, txwi, NULL, false, NULL); + dev->mt76.token_count--; + } + spin_unlock_bh(&dev->mt76.token_lock); + idr_destroy(&dev->mt76.token); +} + +int mt7921e_mac_reset(struct mt7921_dev *dev) +{ + int i, err; + + mt7921e_mcu_drv_pmctrl(dev); + + mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); + + mt76_wr(dev, MT_WFDMA0_HOST_INT_ENA, 0); + mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0x0); + + set_bit(MT76_RESET, &dev->mphy.state); + set_bit(MT76_MCU_RESET, &dev->mphy.state); + wake_up(&dev->mt76.mcu.wait); + skb_queue_purge(&dev->mt76.mcu.res_q); + + mt76_txq_schedule_all(&dev->mphy); + + mt76_worker_disable(&dev->mt76.tx_worker); + napi_disable(&dev->mt76.napi[MT_RXQ_MAIN]); + napi_disable(&dev->mt76.napi[MT_RXQ_MCU]); + napi_disable(&dev->mt76.napi[MT_RXQ_MCU_WA]); + napi_disable(&dev->mt76.tx_napi); + + mt7921_tx_token_put(dev); + idr_init(&dev->mt76.token); + + mt7921_wpdma_reset(dev, true); + + local_bh_disable(); + mt76_for_each_q_rx(&dev->mt76, i) { + napi_enable(&dev->mt76.napi[i]); + napi_schedule(&dev->mt76.napi[i]); + } + local_bh_enable(); + + clear_bit(MT76_MCU_RESET, &dev->mphy.state); + + mt76_wr(dev, MT_WFDMA0_HOST_INT_ENA, + MT_INT_RX_DONE_ALL | MT_INT_TX_DONE_ALL | + MT_INT_MCU_CMD); + mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff); + + err = mt7921_run_firmware(dev); + if (err) + goto out; + + err = mt7921_mcu_set_eeprom(dev); + if (err) + goto out; + + err = mt7921_mac_init(dev); + if (err) + goto out; + + err = __mt7921_start(&dev->phy); +out: + clear_bit(MT76_RESET, &dev->mphy.state); + + local_bh_disable(); + napi_enable(&dev->mt76.tx_napi); + napi_schedule(&dev->mt76.tx_napi); + local_bh_enable(); + + mt76_worker_enable(&dev->mt76.tx_worker); + + return err; +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c.orig b/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c.orig new file mode 100644 index 000000000000..487acd6e2be8 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7921/sdio.c.orig @@ -0,0 +1,322 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2021 MediaTek Inc. + * + */ + +#include <linux/kernel.h> +#include <linux/iopoll.h> +#include <linux/module.h> + +#include <linux/mmc/host.h> +#include <linux/mmc/sdio_ids.h> +#include <linux/mmc/sdio_func.h> + +#include "mt7921.h" +#include "../sdio.h" +#include "mac.h" +#include "mcu.h" + +static const struct sdio_device_id mt7921s_table[] = { + { SDIO_DEVICE(SDIO_VENDOR_ID_MEDIATEK, 0x7901) }, + { } /* Terminating entry */ +}; + +static void mt7921s_txrx_worker(struct mt76_worker *w) +{ + struct mt76_sdio *sdio = container_of(w, struct mt76_sdio, + txrx_worker); + struct mt76_dev *mdev = container_of(sdio, struct mt76_dev, sdio); + struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); + + if (!mt76_connac_pm_ref(&dev->mphy, &dev->pm)) { + queue_work(mdev->wq, &dev->pm.wake_work); + return; + } + + mt76s_txrx_worker(sdio); + mt76_connac_pm_unref(&dev->mphy, &dev->pm); +} + +static void mt7921s_unregister_device(struct mt7921_dev *dev) +{ + struct mt76_connac_pm *pm = &dev->pm; + + cancel_work_sync(&dev->init_work); + mt76_unregister_device(&dev->mt76); + cancel_delayed_work_sync(&pm->ps_work); + cancel_work_sync(&pm->wake_work); + + mt76s_deinit(&dev->mt76); + mt7921s_wfsys_reset(dev); + skb_queue_purge(&dev->mt76.mcu.res_q); + + mt76_free_device(&dev->mt76); +} + +static int mt7921s_parse_intr(struct mt76_dev *dev, struct mt76s_intr *intr) +{ + struct mt76_sdio *sdio = &dev->sdio; + struct mt7921_sdio_intr *irq_data = sdio->intr_data; + int i, err; + + sdio_claim_host(sdio->func); + err = sdio_readsb(sdio->func, irq_data, MCR_WHISR, sizeof(*irq_data)); + sdio_release_host(sdio->func); + + if (err < 0) + return err; + + if (irq_data->rx.num[0] > 16 || + irq_data->rx.num[1] > 128) + return -EINVAL; + + intr->isr = irq_data->isr; + intr->rec_mb = irq_data->rec_mb; + intr->tx.wtqcr = irq_data->tx.wtqcr; + intr->rx.num = irq_data->rx.num; + for (i = 0; i < 2 ; i++) { + if (!i) + intr->rx.len[0] = irq_data->rx.len0; + else + intr->rx.len[1] = irq_data->rx.len1; + } + + return 0; +} + +static int mt7921s_probe(struct sdio_func *func, + const struct sdio_device_id *id) +{ + static const struct mt76_driver_ops drv_ops = { + .txwi_size = MT_SDIO_TXD_SIZE, + .survey_flags = SURVEY_INFO_TIME_TX | + SURVEY_INFO_TIME_RX | + SURVEY_INFO_TIME_BSS_RX, + .tx_prepare_skb = mt7921_usb_sdio_tx_prepare_skb, + .tx_complete_skb = mt7921_usb_sdio_tx_complete_skb, + .tx_status_data = mt7921_usb_sdio_tx_status_data, + .rx_skb = mt7921_queue_rx_skb, + .sta_ps = mt7921_sta_ps, + .sta_add = mt7921_mac_sta_add, + .sta_assoc = mt7921_mac_sta_assoc, + .sta_remove = mt7921_mac_sta_remove, + .update_survey = mt7921_update_channel, + }; + static const struct mt76_bus_ops mt7921s_ops = { + .rr = mt76s_rr, + .rmw = mt76s_rmw, + .wr = mt76s_wr, + .write_copy = mt76s_write_copy, + .read_copy = mt76s_read_copy, + .wr_rp = mt76s_wr_rp, + .rd_rp = mt76s_rd_rp, + .type = MT76_BUS_SDIO, + }; + static const struct mt7921_hif_ops mt7921_sdio_ops = { + .init_reset = mt7921s_init_reset, + .reset = mt7921s_mac_reset, + .mcu_init = mt7921s_mcu_init, + .drv_own = mt7921s_mcu_drv_pmctrl, + .fw_own = mt7921s_mcu_fw_pmctrl, + }; + + struct mt7921_dev *dev; + struct mt76_dev *mdev; + int ret; + + mdev = mt76_alloc_device(&func->dev, sizeof(*dev), &mt7921_ops, + &drv_ops); + if (!mdev) + return -ENOMEM; + + dev = container_of(mdev, struct mt7921_dev, mt76); + dev->hif_ops = &mt7921_sdio_ops; + + sdio_set_drvdata(func, dev); + + ret = mt76s_init(mdev, func, &mt7921s_ops); + if (ret < 0) + goto error; + + ret = mt76s_hw_init(mdev, func, MT76_CONNAC2_SDIO); + if (ret) + goto error; + + mdev->rev = (mt76_rr(dev, MT_HW_CHIPID) << 16) | + (mt76_rr(dev, MT_HW_REV) & 0xff); + dev_dbg(mdev->dev, "ASIC revision: %04x\n", mdev->rev); + + mdev->sdio.parse_irq = mt7921s_parse_intr; + mdev->sdio.intr_data = devm_kmalloc(mdev->dev, + sizeof(struct mt7921_sdio_intr), + GFP_KERNEL); + if (!mdev->sdio.intr_data) { + ret = -ENOMEM; + goto error; + } + + ret = mt76s_alloc_rx_queue(mdev, MT_RXQ_MAIN); + if (ret) + goto error; + + ret = mt76s_alloc_rx_queue(mdev, MT_RXQ_MCU); + if (ret) + goto error; + + ret = mt76s_alloc_tx(mdev); + if (ret) + goto error; + + ret = mt76_worker_setup(mt76_hw(dev), &mdev->sdio.txrx_worker, + mt7921s_txrx_worker, "sdio-txrx"); + if (ret) + goto error; + + sched_set_fifo_low(mdev->sdio.txrx_worker.task); + + ret = mt7921_register_device(dev); + if (ret) + goto error; + + return 0; + +error: + mt76s_deinit(&dev->mt76); + mt76_free_device(&dev->mt76); + + return ret; +} + +static void mt7921s_remove(struct sdio_func *func) +{ + struct mt7921_dev *dev = sdio_get_drvdata(func); + + mt7921s_unregister_device(dev); +} + +#ifdef CONFIG_PM +static int mt7921s_suspend(struct device *__dev) +{ + struct sdio_func *func = dev_to_sdio_func(__dev); + struct mt7921_dev *dev = sdio_get_drvdata(func); + struct mt76_connac_pm *pm = &dev->pm; + struct mt76_dev *mdev = &dev->mt76; + int err; + + pm->suspended = true; + set_bit(MT76_STATE_SUSPEND, &mdev->phy.state); + + cancel_delayed_work_sync(&pm->ps_work); + cancel_work_sync(&pm->wake_work); + + err = mt7921_mcu_drv_pmctrl(dev); + if (err < 0) + goto restore_suspend; + + /* always enable deep sleep during suspend to reduce + * power consumption + */ + mt76_connac_mcu_set_deep_sleep(mdev, true); + + mt76_txq_schedule_all(&dev->mphy); + mt76_worker_disable(&mdev->tx_worker); + mt76_worker_disable(&mdev->sdio.status_worker); + cancel_work_sync(&mdev->sdio.stat_work); + clear_bit(MT76_READING_STATS, &dev->mphy.state); + mt76_tx_status_check(mdev, true); + + mt76_worker_schedule(&mdev->sdio.txrx_worker); + wait_event_timeout(dev->mt76.sdio.wait, + mt76s_txqs_empty(&dev->mt76), 5 * HZ); + + /* It is supposed that SDIO bus is idle at the point */ + err = mt76_connac_mcu_set_hif_suspend(mdev, true); + if (err) + goto restore_worker; + + mt76_worker_disable(&mdev->sdio.txrx_worker); + mt76_worker_disable(&mdev->sdio.net_worker); + + err = mt7921_mcu_fw_pmctrl(dev); + if (err) + goto restore_txrx_worker; + + sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER); + + return 0; + +restore_txrx_worker: + mt76_worker_enable(&mdev->sdio.net_worker); + mt76_worker_enable(&mdev->sdio.txrx_worker); + mt76_connac_mcu_set_hif_suspend(mdev, false); + +restore_worker: + mt76_worker_enable(&mdev->tx_worker); + mt76_worker_enable(&mdev->sdio.status_worker); + + if (!pm->ds_enable) + mt76_connac_mcu_set_deep_sleep(mdev, false); + +restore_suspend: + clear_bit(MT76_STATE_SUSPEND, &mdev->phy.state); + pm->suspended = false; + + return err; +} + +static int mt7921s_resume(struct device *__dev) +{ + struct sdio_func *func = dev_to_sdio_func(__dev); + struct mt7921_dev *dev = sdio_get_drvdata(func); + struct mt76_connac_pm *pm = &dev->pm; + struct mt76_dev *mdev = &dev->mt76; + int err; + + clear_bit(MT76_STATE_SUSPEND, &mdev->phy.state); + + err = mt7921_mcu_drv_pmctrl(dev); + if (err < 0) + return err; + + mt76_worker_enable(&mdev->tx_worker); + mt76_worker_enable(&mdev->sdio.txrx_worker); + mt76_worker_enable(&mdev->sdio.status_worker); + mt76_worker_enable(&mdev->sdio.net_worker); + + /* restore previous ds setting */ + if (!pm->ds_enable) + mt76_connac_mcu_set_deep_sleep(mdev, false); + + err = mt76_connac_mcu_set_hif_suspend(mdev, false); + if (err) + return err; + + pm->suspended = false; + + return err; +} + +static const struct dev_pm_ops mt7921s_pm_ops = { + .suspend = mt7921s_suspend, + .resume = mt7921s_resume, +}; +#endif + +MODULE_DEVICE_TABLE(sdio, mt7921s_table); +MODULE_FIRMWARE(MT7921_FIRMWARE_WM); +MODULE_FIRMWARE(MT7921_ROM_PATCH); + +static struct sdio_driver mt7921s_driver = { + .name = KBUILD_MODNAME, + .probe = mt7921s_probe, + .remove = mt7921s_remove, + .id_table = mt7921s_table, +#ifdef CONFIG_PM + .drv = { + .pm = &mt7921s_pm_ops, + } +#endif +}; +module_sdio_driver(mt7921s_driver); +MODULE_AUTHOR("Sean Wang <sean.wang@xxxxxxxxxxxx>"); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c.orig b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c.orig new file mode 100644 index 000000000000..1b3adb3d91e8 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c.orig @@ -0,0 +1,142 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2021 MediaTek Inc. */ + +#include <linux/iopoll.h> +#include <linux/mmc/sdio_func.h> +#include "mt7921.h" +#include "mac.h" +#include "../sdio.h" + +static void mt7921s_enable_irq(struct mt76_dev *dev) +{ + struct mt76_sdio *sdio = &dev->sdio; + + sdio_claim_host(sdio->func); + sdio_writel(sdio->func, WHLPCR_INT_EN_SET, MCR_WHLPCR, NULL); + sdio_release_host(sdio->func); +} + +static void mt7921s_disable_irq(struct mt76_dev *dev) +{ + struct mt76_sdio *sdio = &dev->sdio; + + sdio_claim_host(sdio->func); + sdio_writel(sdio->func, WHLPCR_INT_EN_CLR, MCR_WHLPCR, NULL); + sdio_release_host(sdio->func); +} + +static u32 mt7921s_read_whcr(struct mt76_dev *dev) +{ + return sdio_readl(dev->sdio.func, MCR_WHCR, NULL); +} + +int mt7921s_wfsys_reset(struct mt7921_dev *dev) +{ + struct mt76_sdio *sdio = &dev->mt76.sdio; + u32 val, status; + + mt7921s_mcu_drv_pmctrl(dev); + + sdio_claim_host(sdio->func); + + val = sdio_readl(sdio->func, MCR_WHCR, NULL); + val &= ~WF_WHOLE_PATH_RSTB; + sdio_writel(sdio->func, val, MCR_WHCR, NULL); + + msleep(50); + + val = sdio_readl(sdio->func, MCR_WHCR, NULL); + val &= ~WF_SDIO_WF_PATH_RSTB; + sdio_writel(sdio->func, val, MCR_WHCR, NULL); + + usleep_range(1000, 2000); + + val = sdio_readl(sdio->func, MCR_WHCR, NULL); + val |= WF_WHOLE_PATH_RSTB; + sdio_writel(sdio->func, val, MCR_WHCR, NULL); + + readx_poll_timeout(mt7921s_read_whcr, &dev->mt76, status, + status & WF_RST_DONE, 50000, 2000000); + + sdio_release_host(sdio->func); + + clear_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); + + /* activate mt7921s again */ + mt7921s_mcu_drv_pmctrl(dev); + mt76_clear(dev, MT_CONN_STATUS, MT_WIFI_PATCH_DL_STATE); + mt7921s_mcu_fw_pmctrl(dev); + mt7921s_mcu_drv_pmctrl(dev); + + return 0; +} + +int mt7921s_init_reset(struct mt7921_dev *dev) +{ + set_bit(MT76_MCU_RESET, &dev->mphy.state); + + wake_up(&dev->mt76.mcu.wait); + skb_queue_purge(&dev->mt76.mcu.res_q); + wait_event_timeout(dev->mt76.sdio.wait, + mt76s_txqs_empty(&dev->mt76), 5 * HZ); + mt76_worker_disable(&dev->mt76.sdio.txrx_worker); + + mt7921s_disable_irq(&dev->mt76); + mt7921s_wfsys_reset(dev); + + mt76_worker_enable(&dev->mt76.sdio.txrx_worker); + clear_bit(MT76_MCU_RESET, &dev->mphy.state); + mt7921s_enable_irq(&dev->mt76); + + return 0; +} + +int mt7921s_mac_reset(struct mt7921_dev *dev) +{ + int err; + + mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); + mt76_txq_schedule_all(&dev->mphy); + mt76_worker_disable(&dev->mt76.tx_worker); + set_bit(MT76_RESET, &dev->mphy.state); + set_bit(MT76_MCU_RESET, &dev->mphy.state); + wake_up(&dev->mt76.mcu.wait); + skb_queue_purge(&dev->mt76.mcu.res_q); + wait_event_timeout(dev->mt76.sdio.wait, + mt76s_txqs_empty(&dev->mt76), 5 * HZ); + mt76_worker_disable(&dev->mt76.sdio.txrx_worker); + mt76_worker_disable(&dev->mt76.sdio.status_worker); + mt76_worker_disable(&dev->mt76.sdio.net_worker); + cancel_work_sync(&dev->mt76.sdio.stat_work); + + mt7921s_disable_irq(&dev->mt76); + mt7921s_wfsys_reset(dev); + + mt76_worker_enable(&dev->mt76.sdio.txrx_worker); + mt76_worker_enable(&dev->mt76.sdio.status_worker); + mt76_worker_enable(&dev->mt76.sdio.net_worker); + + dev->fw_assert = false; + clear_bit(MT76_MCU_RESET, &dev->mphy.state); + mt7921s_enable_irq(&dev->mt76); + + err = mt7921_run_firmware(dev); + if (err) + goto out; + + err = mt7921_mcu_set_eeprom(dev); + if (err) + goto out; + + err = mt7921_mac_init(dev); + if (err) + goto out; + + err = __mt7921_start(&dev->phy); +out: + clear_bit(MT76_RESET, &dev->mphy.state); + + mt76_worker_enable(&dev->mt76.tx_worker); + + return err; +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/main.c b/drivers/net/wireless/mediatek/mt76/mt7925/main.c index 8dba17c8697c..4f35c2f16d0d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/main.c @@ -360,10 +360,15 @@ static int mt7925_mac_link_bss_add(struct mt792x_dev *dev, struct mt76_txq *mtxq; int idx, ret = 0; - mconf->mt76.idx = __ffs64(~dev->mt76.vif_mask); - if (mconf->mt76.idx >= MT792x_MAX_INTERFACES) { - ret = -ENOSPC; - goto out; + if (vif->type == NL80211_IFTYPE_P2P_DEVICE) { + mconf->mt76.idx = MT792x_MAX_INTERFACES; + } else { + mconf->mt76.idx = __ffs64(~dev->mt76.vif_mask); + + if (mconf->mt76.idx >= MT792x_MAX_INTERFACES) { + ret = -ENOSPC; + goto out; + } } mconf->mt76.omac_idx = ieee80211_vif_is_mld(vif) ? @@ -371,6 +376,7 @@ static int mt7925_mac_link_bss_add(struct mt792x_dev *dev, mconf->mt76.band_idx = 0xff; mconf->mt76.wmm_idx = ieee80211_vif_is_mld(vif) ? 0 : mconf->mt76.idx % MT76_CONNAC_MAX_WMM_SETS; + mconf->mt76.link_idx = hweight16(mvif->valid_links); if (mvif->phy->mt76->chandef.chan->band != NL80211_BAND_2GHZ) mconf->mt76.basic_rates_idx = MT792x_BASIC_RATES_TBL + 4; diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/main.c.orig b/drivers/net/wireless/mediatek/mt76/mt7925/main.c.orig new file mode 100644 index 000000000000..8dba17c8697c --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7925/main.c.orig @@ -0,0 +1,2209 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2023 MediaTek Inc. */ + +#include <linux/etherdevice.h> +#include <linux/platform_device.h> +#include <linux/pci.h> +#include <linux/module.h> +#include <linux/ctype.h> +#include <net/ipv6.h> +#include "mt7925.h" +#include "mcu.h" +#include "mac.h" + +static void +mt7925_init_he_caps(struct mt792x_phy *phy, enum nl80211_band band, + struct ieee80211_sband_iftype_data *data, + enum nl80211_iftype iftype) +{ + struct ieee80211_sta_he_cap *he_cap = &data->he_cap; + struct ieee80211_he_cap_elem *he_cap_elem = &he_cap->he_cap_elem; + struct ieee80211_he_mcs_nss_supp *he_mcs = &he_cap->he_mcs_nss_supp; + int i, nss = hweight8(phy->mt76->antenna_mask); + u16 mcs_map = 0; + + for (i = 0; i < 8; i++) { + if (i < nss) + mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); + else + mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); + } + + he_cap->has_he = true; + + he_cap_elem->mac_cap_info[0] = IEEE80211_HE_MAC_CAP0_HTC_HE; + he_cap_elem->mac_cap_info[3] = IEEE80211_HE_MAC_CAP3_OMI_CONTROL | + IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3; + he_cap_elem->mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU; + + if (band == NL80211_BAND_2GHZ) + he_cap_elem->phy_cap_info[0] = + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G; + else + he_cap_elem->phy_cap_info[0] = + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G; + + he_cap_elem->phy_cap_info[1] = + IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD; + he_cap_elem->phy_cap_info[2] = + IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US | + IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ | + IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ | + IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO | + IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO; + + switch (iftype) { + case NL80211_IFTYPE_AP: + he_cap_elem->mac_cap_info[2] |= + IEEE80211_HE_MAC_CAP2_BSR; + he_cap_elem->mac_cap_info[4] |= + IEEE80211_HE_MAC_CAP4_BQR; + he_cap_elem->mac_cap_info[5] |= + IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX; + he_cap_elem->phy_cap_info[3] |= + IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | + IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; + he_cap_elem->phy_cap_info[6] |= + IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | + IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; + he_cap_elem->phy_cap_info[9] |= + IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | + IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU; + break; + case NL80211_IFTYPE_STATION: + he_cap_elem->mac_cap_info[1] |= + IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US; + + if (band == NL80211_BAND_2GHZ) + he_cap_elem->phy_cap_info[0] |= + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G; + else + he_cap_elem->phy_cap_info[0] |= + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G; + + he_cap_elem->phy_cap_info[1] |= + IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A | + IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US; + he_cap_elem->phy_cap_info[3] |= + IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | + IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; + he_cap_elem->phy_cap_info[4] |= + IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE | + IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 | + IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4; + he_cap_elem->phy_cap_info[5] |= + IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK | + IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK; + he_cap_elem->phy_cap_info[6] |= + IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU | + IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU | + IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB | + IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | + IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; + he_cap_elem->phy_cap_info[7] |= + IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP | + IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI; + he_cap_elem->phy_cap_info[8] |= + IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G | + IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU | + IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU | + IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484; + he_cap_elem->phy_cap_info[9] |= + IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM | + IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK | + IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | + IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU | + IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB | + IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB; + break; + default: + break; + } + + he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map); + he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map); + he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map); + he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map); + + memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres)); + + if (he_cap_elem->phy_cap_info[6] & + IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { + mt76_connac_gen_ppe_thresh(he_cap->ppe_thres, nss, band); + } else { + he_cap_elem->phy_cap_info[9] |= + u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US, + IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK); + } + + if (band == NL80211_BAND_6GHZ) { + u16 cap = IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS | + IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS; + + cap |= u16_encode_bits(IEEE80211_HT_MPDU_DENSITY_0_5, + IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START) | + u16_encode_bits(IEEE80211_VHT_MAX_AMPDU_1024K, + IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP) | + u16_encode_bits(IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454, + IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN); + + data->he_6ghz_capa.capa = cpu_to_le16(cap); + } +} + +static void +mt7925_init_eht_caps(struct mt792x_phy *phy, enum nl80211_band band, + struct ieee80211_sband_iftype_data *data) +{ + struct ieee80211_sta_eht_cap *eht_cap = &data->eht_cap; + struct ieee80211_eht_cap_elem_fixed *eht_cap_elem = &eht_cap->eht_cap_elem; + struct ieee80211_eht_mcs_nss_supp *eht_nss = &eht_cap->eht_mcs_nss_supp; + enum nl80211_chan_width width = phy->mt76->chandef.width; + int nss = hweight8(phy->mt76->antenna_mask); + int sts = hweight16(phy->mt76->chainmask); + u8 val; + + if (!phy->dev->has_eht) + return; + + eht_cap->has_eht = true; + + eht_cap_elem->mac_cap_info[0] = + IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS | + IEEE80211_EHT_MAC_CAP0_OM_CONTROL; + + eht_cap_elem->phy_cap_info[0] = + IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI | + IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER | + IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE; + + eht_cap_elem->phy_cap_info[0] |= + u8_encode_bits(u8_get_bits(sts - 1, BIT(0)), + IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK); + + eht_cap_elem->phy_cap_info[1] = + u8_encode_bits(u8_get_bits(sts - 1, GENMASK(2, 1)), + IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK) | + u8_encode_bits(sts - 1, + IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK); + + eht_cap_elem->phy_cap_info[2] = + u8_encode_bits(sts - 1, IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK) | + u8_encode_bits(sts - 1, IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK); + + eht_cap_elem->phy_cap_info[3] = + IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK | + IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK | + IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK | + IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK | + IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK | + IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK | + IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK; + + eht_cap_elem->phy_cap_info[4] = + u8_encode_bits(min_t(int, sts - 1, 2), + IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK); + + eht_cap_elem->phy_cap_info[5] = + IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK | + u8_encode_bits(IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US, + IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK) | + u8_encode_bits(u8_get_bits(0x11, GENMASK(1, 0)), + IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK); + + val = width == NL80211_CHAN_WIDTH_160 ? 0x7 : + width == NL80211_CHAN_WIDTH_80 ? 0x3 : 0x1; + eht_cap_elem->phy_cap_info[6] = + u8_encode_bits(u8_get_bits(0x11, GENMASK(4, 2)), + IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK) | + u8_encode_bits(val, IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK); + + eht_cap_elem->phy_cap_info[7] = + IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ | + IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ | + IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ | + IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ; + + val = u8_encode_bits(nss, IEEE80211_EHT_MCS_NSS_RX) | + u8_encode_bits(nss, IEEE80211_EHT_MCS_NSS_TX); + + eht_nss->bw._80.rx_tx_mcs9_max_nss = val; + eht_nss->bw._80.rx_tx_mcs11_max_nss = val; + eht_nss->bw._80.rx_tx_mcs13_max_nss = val; + eht_nss->bw._160.rx_tx_mcs9_max_nss = val; + eht_nss->bw._160.rx_tx_mcs11_max_nss = val; + eht_nss->bw._160.rx_tx_mcs13_max_nss = val; +} + +int mt7925_init_mlo_caps(struct mt792x_phy *phy) +{ + struct wiphy *wiphy = phy->mt76->hw->wiphy; + static const u8 ext_capa_sta[] = { + [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF, + }; + static struct wiphy_iftype_ext_capab ext_capab[] = { + { + .iftype = NL80211_IFTYPE_STATION, + .extended_capabilities = ext_capa_sta, + .extended_capabilities_mask = ext_capa_sta, + .extended_capabilities_len = sizeof(ext_capa_sta), + }, + }; + + if (!(phy->chip_cap & MT792x_CHIP_CAP_MLO_EVT_EN)) + return 0; + + ext_capab[0].eml_capabilities = phy->eml_cap; + ext_capab[0].mld_capa_and_ops = + u16_encode_bits(1, IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS); + + wiphy->flags |= WIPHY_FLAG_SUPPORTS_MLO; + wiphy->iftype_ext_capab = ext_capab; + wiphy->num_iftype_ext_capab = ARRAY_SIZE(ext_capab); + + return 0; +} + +static void +__mt7925_set_stream_he_eht_caps(struct mt792x_phy *phy, + struct ieee80211_supported_band *sband, + enum nl80211_band band) +{ + struct ieee80211_sband_iftype_data *data = phy->iftype[band]; + int i, n = 0; + + for (i = 0; i < NUM_NL80211_IFTYPES; i++) { + switch (i) { + case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_AP: + break; + default: + continue; + } + + data[n].types_mask = BIT(i); + mt7925_init_he_caps(phy, band, &data[n], i); + mt7925_init_eht_caps(phy, band, &data[n]); + + n++; + } + + _ieee80211_set_sband_iftype_data(sband, data, n); +} + +void mt7925_set_stream_he_eht_caps(struct mt792x_phy *phy) +{ + if (phy->mt76->cap.has_2ghz) + __mt7925_set_stream_he_eht_caps(phy, &phy->mt76->sband_2g.sband, + NL80211_BAND_2GHZ); + + if (phy->mt76->cap.has_5ghz) + __mt7925_set_stream_he_eht_caps(phy, &phy->mt76->sband_5g.sband, + NL80211_BAND_5GHZ); + + if (phy->mt76->cap.has_6ghz) + __mt7925_set_stream_he_eht_caps(phy, &phy->mt76->sband_6g.sband, + NL80211_BAND_6GHZ); +} + +int __mt7925_start(struct mt792x_phy *phy) +{ + struct mt76_phy *mphy = phy->mt76; + struct mt792x_dev *dev = phy->dev; + int err; + + err = mt7925_mcu_set_channel_domain(mphy); + if (err) + return err; + + err = mt7925_mcu_set_rts_thresh(phy, 0x92b); + if (err) + return err; + + if (!dev->sar_inited) { + err = mt7925_set_tx_sar_pwr(mphy->hw, NULL); + if (err) + return err; + dev->sar_inited = true; + } + + mt792x_mac_reset_counters(phy); + set_bit(MT76_STATE_RUNNING, &mphy->state); + + ieee80211_queue_delayed_work(mphy->hw, &mphy->mac_work, + MT792x_WATCHDOG_TIME); + + return 0; +} +EXPORT_SYMBOL_GPL(__mt7925_start); + +static int mt7925_start(struct ieee80211_hw *hw) +{ + struct mt792x_phy *phy = mt792x_hw_phy(hw); + int err; + + mt792x_mutex_acquire(phy->dev); + err = __mt7925_start(phy); + mt792x_mutex_release(phy->dev); + + return err; +} + +static int mt7925_mac_link_bss_add(struct mt792x_dev *dev, + struct ieee80211_bss_conf *link_conf, + struct mt792x_link_sta *mlink) +{ + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); + struct ieee80211_vif *vif = link_conf->vif; + struct mt792x_vif *mvif = mconf->vif; + struct mt76_txq *mtxq; + int idx, ret = 0; + + mconf->mt76.idx = __ffs64(~dev->mt76.vif_mask); + if (mconf->mt76.idx >= MT792x_MAX_INTERFACES) { + ret = -ENOSPC; + goto out; + } + + mconf->mt76.omac_idx = ieee80211_vif_is_mld(vif) ? + 0 : mconf->mt76.idx; + mconf->mt76.band_idx = 0xff; + mconf->mt76.wmm_idx = ieee80211_vif_is_mld(vif) ? + 0 : mconf->mt76.idx % MT76_CONNAC_MAX_WMM_SETS; + + if (mvif->phy->mt76->chandef.chan->band != NL80211_BAND_2GHZ) + mconf->mt76.basic_rates_idx = MT792x_BASIC_RATES_TBL + 4; + else + mconf->mt76.basic_rates_idx = MT792x_BASIC_RATES_TBL; + + dev->mt76.vif_mask |= BIT_ULL(mconf->mt76.idx); + mvif->phy->omac_mask |= BIT_ULL(mconf->mt76.omac_idx); + + idx = MT792x_WTBL_RESERVED - mconf->mt76.idx; + + mlink->wcid.idx = idx; + mlink->wcid.tx_info |= MT_WCID_TX_INFO_SET; + mt76_wcid_init(&mlink->wcid, 0); + + mt7925_mac_wtbl_update(dev, idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + + ewma_rssi_init(&mconf->rssi); + + rcu_assign_pointer(dev->mt76.wcid[idx], &mlink->wcid); + + ret = mt76_connac_mcu_uni_add_dev(&dev->mphy, link_conf, &mconf->mt76, + &mlink->wcid, true); + if (ret) + goto out; + + if (vif->txq) { + mtxq = (struct mt76_txq *)vif->txq->drv_priv; + mtxq->wcid = idx; + } + +out: + return ret; +} + +static int +mt7925_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_phy *phy = mt792x_hw_phy(hw); + int ret = 0; + + mt792x_mutex_acquire(dev); + + mvif->phy = phy; + mvif->bss_conf.vif = mvif; + mvif->sta.vif = mvif; + mvif->deflink_id = IEEE80211_LINK_UNSPECIFIED; + + ret = mt7925_mac_link_bss_add(dev, &vif->bss_conf, &mvif->sta.deflink); + if (ret < 0) + goto out; + + vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; +out: + mt792x_mutex_release(dev); + + return ret; +} + +static void mt7925_roc_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_phy *phy = priv; + + mt7925_mcu_abort_roc(phy, &mvif->bss_conf, phy->roc_token_id); +} + +void mt7925_roc_abort_sync(struct mt792x_dev *dev) +{ + struct mt792x_phy *phy = &dev->phy; + + del_timer_sync(&phy->roc_timer); + cancel_work_sync(&phy->roc_work); + if (test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) + ieee80211_iterate_interfaces(mt76_hw(dev), + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_roc_iter, (void *)phy); +} +EXPORT_SYMBOL_GPL(mt7925_roc_abort_sync); + +void mt7925_roc_work(struct work_struct *work) +{ + struct mt792x_phy *phy; + + phy = (struct mt792x_phy *)container_of(work, struct mt792x_phy, + roc_work); + + if (!test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) + return; + + mt792x_mutex_acquire(phy->dev); + ieee80211_iterate_active_interfaces(phy->mt76->hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_roc_iter, phy); + mt792x_mutex_release(phy->dev); + ieee80211_remain_on_channel_expired(phy->mt76->hw); +} + +static int mt7925_abort_roc(struct mt792x_phy *phy, + struct mt792x_bss_conf *mconf) +{ + int err = 0; + + del_timer_sync(&phy->roc_timer); + cancel_work_sync(&phy->roc_work); + + mt792x_mutex_acquire(phy->dev); + if (test_and_clear_bit(MT76_STATE_ROC, &phy->mt76->state)) + err = mt7925_mcu_abort_roc(phy, mconf, phy->roc_token_id); + mt792x_mutex_release(phy->dev); + + return err; +} + +static int mt7925_set_roc(struct mt792x_phy *phy, + struct mt792x_bss_conf *mconf, + struct ieee80211_channel *chan, + int duration, + enum mt7925_roc_req type) +{ + int err; + + if (test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state)) + return -EBUSY; + + phy->roc_grant = false; + + err = mt7925_mcu_set_roc(phy, mconf, chan, duration, type, + ++phy->roc_token_id); + if (err < 0) { + clear_bit(MT76_STATE_ROC, &phy->mt76->state); + goto out; + } + + if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, 4 * HZ)) { + mt7925_mcu_abort_roc(phy, mconf, phy->roc_token_id); + clear_bit(MT76_STATE_ROC, &phy->mt76->state); + err = -ETIMEDOUT; + } + +out: + return err; +} + +static int mt7925_set_mlo_roc(struct mt792x_phy *phy, + struct mt792x_bss_conf *mconf, + u16 sel_links) +{ + int err; + + if (WARN_ON_ONCE(test_and_set_bit(MT76_STATE_ROC, &phy->mt76->state))) + return -EBUSY; + + phy->roc_grant = false; + + err = mt7925_mcu_set_mlo_roc(mconf, sel_links, 5, ++phy->roc_token_id); + if (err < 0) { + clear_bit(MT76_STATE_ROC, &phy->mt76->state); + goto out; + } + + if (!wait_event_timeout(phy->roc_wait, phy->roc_grant, 4 * HZ)) { + mt7925_mcu_abort_roc(phy, mconf, phy->roc_token_id); + clear_bit(MT76_STATE_ROC, &phy->mt76->state); + err = -ETIMEDOUT; + } + +out: + return err; +} + +static int mt7925_remain_on_channel(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_channel *chan, + int duration, + enum ieee80211_roc_type type) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_phy *phy = mt792x_hw_phy(hw); + int err; + + mt792x_mutex_acquire(phy->dev); + err = mt7925_set_roc(phy, &mvif->bss_conf, + chan, duration, MT7925_ROC_REQ_ROC); + mt792x_mutex_release(phy->dev); + + return err; +} + +static int mt7925_cancel_remain_on_channel(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_phy *phy = mt792x_hw_phy(hw); + + return mt7925_abort_roc(phy, &mvif->bss_conf); +} + +static int mt7925_set_link_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, + struct ieee80211_vif *vif, struct ieee80211_sta *sta, + struct ieee80211_key_conf *key, int link_id) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_sta *msta = sta ? (struct mt792x_sta *)sta->drv_priv : + &mvif->sta; + struct ieee80211_bss_conf *link_conf; + struct ieee80211_link_sta *link_sta; + int idx = key->keyidx, err = 0; + struct mt792x_link_sta *mlink; + struct mt792x_bss_conf *mconf; + struct mt76_wcid *wcid; + u8 *wcid_keyidx; + + link_conf = mt792x_vif_to_bss_conf(vif, link_id); + link_sta = sta ? mt792x_sta_to_link_sta(vif, sta, link_id) : NULL; + mconf = mt792x_vif_to_link(mvif, link_id); + mlink = mt792x_sta_to_link(msta, link_id); + wcid = &mlink->wcid; + wcid_keyidx = &wcid->hw_key_idx; + + /* fall back to sw encryption for unsupported ciphers */ + switch (key->cipher) { + case WLAN_CIPHER_SUITE_AES_CMAC: + key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIE; + wcid_keyidx = &wcid->hw_key_idx2; + break; + case WLAN_CIPHER_SUITE_WEP40: + case WLAN_CIPHER_SUITE_WEP104: + if (!mvif->wep_sta) + return -EOPNOTSUPP; + break; + case WLAN_CIPHER_SUITE_TKIP: + case WLAN_CIPHER_SUITE_CCMP: + case WLAN_CIPHER_SUITE_CCMP_256: + case WLAN_CIPHER_SUITE_GCMP: + case WLAN_CIPHER_SUITE_GCMP_256: + case WLAN_CIPHER_SUITE_SMS4: + break; + default: + return -EOPNOTSUPP; + } + + if (cmd == SET_KEY && !mconf->mt76.cipher) { + struct mt792x_phy *phy = mt792x_hw_phy(hw); + + mconf->mt76.cipher = mt7925_mcu_get_cipher(key->cipher); + mt7925_mcu_add_bss_info(phy, mconf->mt76.ctx, link_conf, + link_sta, true); + } + + if (cmd == SET_KEY) + *wcid_keyidx = idx; + else if (idx == *wcid_keyidx) + *wcid_keyidx = -1; + else + goto out; + + mt76_wcid_key_setup(&dev->mt76, wcid, + cmd == SET_KEY ? key : NULL); + + err = mt7925_mcu_add_key(&dev->mt76, vif, &mlink->bip, + key, MCU_UNI_CMD(STA_REC_UPDATE), + &mlink->wcid, cmd, msta); + + if (err) + goto out; + + if (key->cipher == WLAN_CIPHER_SUITE_WEP104 || + key->cipher == WLAN_CIPHER_SUITE_WEP40) + err = mt7925_mcu_add_key(&dev->mt76, vif, &mvif->wep_sta->deflink.bip, + key, MCU_WMWA_UNI_CMD(STA_REC_UPDATE), + &mvif->wep_sta->deflink.wcid, cmd, msta); +out: + return err; +} + +static int mt7925_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, + struct ieee80211_vif *vif, struct ieee80211_sta *sta, + struct ieee80211_key_conf *key) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_sta *msta = sta ? (struct mt792x_sta *)sta->drv_priv : + &mvif->sta; + int err; + + /* The hardware does not support per-STA RX GTK, fallback + * to software mode for these. + */ + if ((vif->type == NL80211_IFTYPE_ADHOC || + vif->type == NL80211_IFTYPE_MESH_POINT) && + (key->cipher == WLAN_CIPHER_SUITE_TKIP || + key->cipher == WLAN_CIPHER_SUITE_CCMP) && + !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) + return -EOPNOTSUPP; + + mt792x_mutex_acquire(dev); + + if (ieee80211_vif_is_mld(vif)) { + unsigned int link_id; + unsigned long add; + + add = key->link_id != -1 ? BIT(key->link_id) : msta->valid_links; + + for_each_set_bit(link_id, &add, IEEE80211_MLD_MAX_NUM_LINKS) { + err = mt7925_set_link_key(hw, cmd, vif, sta, key, link_id); + if (err < 0) + break; + } + } else { + err = mt7925_set_link_key(hw, cmd, vif, sta, key, vif->bss_conf.link_id); + } + + mt792x_mutex_release(dev); + + return err; +} + +static void +mt7925_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct mt792x_dev *dev = priv; + struct ieee80211_hw *hw = mt76_hw(dev); + bool pm_enable = dev->pm.enable; + int err; + + err = mt7925_mcu_set_beacon_filter(dev, vif, pm_enable); + if (err < 0) + return; + + if (pm_enable) { + vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; + ieee80211_hw_set(hw, CONNECTION_MONITOR); + } else { + vif->driver_flags &= ~IEEE80211_VIF_BEACON_FILTER; + __clear_bit(IEEE80211_HW_CONNECTION_MONITOR, hw->flags); + } +} + +static void +mt7925_sniffer_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct mt792x_dev *dev = priv; + struct ieee80211_hw *hw = mt76_hw(dev); + struct mt76_connac_pm *pm = &dev->pm; + bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); + + mt7925_mcu_set_sniffer(dev, vif, monitor); + pm->enable = pm->enable_user && !monitor; + pm->ds_enable = pm->ds_enable_user && !monitor; + + mt7925_mcu_set_deep_sleep(dev, pm->ds_enable); + + if (monitor) + mt7925_mcu_set_beacon_filter(dev, vif, false); +} + +void mt7925_set_runtime_pm(struct mt792x_dev *dev) +{ + struct ieee80211_hw *hw = mt76_hw(dev); + struct mt76_connac_pm *pm = &dev->pm; + bool monitor = !!(hw->conf.flags & IEEE80211_CONF_MONITOR); + + pm->enable = pm->enable_user && !monitor; + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_pm_interface_iter, dev); + pm->ds_enable = pm->ds_enable_user && !monitor; + mt7925_mcu_set_deep_sleep(dev, pm->ds_enable); +} + +static int mt7925_config(struct ieee80211_hw *hw, u32 changed) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + int ret = 0; + + mt792x_mutex_acquire(dev); + + if (changed & IEEE80211_CONF_CHANGE_POWER) { + ret = mt7925_set_tx_sar_pwr(hw, NULL); + if (ret) + goto out; + } + + if (changed & IEEE80211_CONF_CHANGE_MONITOR) { + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_sniffer_interface_iter, dev); + } + +out: + mt792x_mutex_release(dev); + + return ret; +} + +static void mt7925_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + u64 multicast) +{ +#define MT7925_FILTER_FCSFAIL BIT(2) +#define MT7925_FILTER_CONTROL BIT(5) +#define MT7925_FILTER_OTHER_BSS BIT(6) +#define MT7925_FILTER_ENABLE BIT(31) + struct mt792x_dev *dev = mt792x_hw_dev(hw); + u32 flags = MT7925_FILTER_ENABLE; + +#define MT7925_FILTER(_fif, _type) do { \ + if (*total_flags & (_fif)) \ + flags |= MT7925_FILTER_##_type; \ + } while (0) + + MT7925_FILTER(FIF_FCSFAIL, FCSFAIL); + MT7925_FILTER(FIF_CONTROL, CONTROL); + MT7925_FILTER(FIF_OTHER_BSS, OTHER_BSS); + + mt792x_mutex_acquire(dev); + mt7925_mcu_set_rxfilter(dev, flags, 0, 0); + mt792x_mutex_release(dev); + + *total_flags &= (FIF_OTHER_BSS | FIF_FCSFAIL | FIF_CONTROL); +} + +static u8 +mt7925_get_rates_table(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + bool beacon, bool mcast) +{ + struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv; + struct mt76_phy *mphy = hw->priv; + u16 rate; + u8 i, idx, ht; + + rate = mt76_connac2_mac_tx_rate_val(mphy, &vif->bss_conf, beacon, mcast); + ht = FIELD_GET(MT_TX_RATE_MODE, rate) > MT_PHY_TYPE_OFDM; + + if (beacon && ht) { + struct mt792x_dev *dev = mt792x_hw_dev(hw); + + /* must odd index */ + idx = MT7925_BEACON_RATES_TBL + 2 * (mvif->idx % 20); + mt7925_mac_set_fixed_rate_table(dev, idx, rate); + return idx; + } + + idx = FIELD_GET(MT_TX_RATE_IDX, rate); + for (i = 0; i < ARRAY_SIZE(mt76_rates); i++) + if ((mt76_rates[i].hw_value & GENMASK(7, 0)) == idx) + return MT792x_BASIC_RATES_TBL + i; + + return mvif->basic_rates_idx; +} + +static int mt7925_mac_link_sta_add(struct mt76_dev *mdev, + struct ieee80211_vif *vif, + struct ieee80211_link_sta *link_sta) +{ + struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct ieee80211_bss_conf *link_conf; + struct mt792x_bss_conf *mconf; + u8 link_id = link_sta->link_id; + struct mt792x_link_sta *mlink; + struct mt792x_sta *msta; + struct mt76_wcid *wcid; + int ret, idx; + + msta = (struct mt792x_sta *)link_sta->sta->drv_priv; + mlink = mt792x_sta_to_link(msta, link_id); + + idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT792x_WTBL_STA - 1); + if (idx < 0) + return -ENOSPC; + + mconf = mt792x_vif_to_link(mvif, link_id); + mt76_wcid_init(&mlink->wcid, 0); + mlink->wcid.sta = 1; + mlink->wcid.idx = idx; + mlink->wcid.tx_info |= MT_WCID_TX_INFO_SET; + mlink->last_txs = jiffies; + mlink->wcid.link_id = link_sta->link_id; + mlink->wcid.link_valid = !!link_sta->sta->valid_links; + mlink->sta = msta; + + wcid = &mlink->wcid; + ewma_signal_init(&wcid->rssi); + rcu_assign_pointer(dev->mt76.wcid[wcid->idx], wcid); + mt76_wcid_init(wcid, 0); + ewma_avg_signal_init(&mlink->avg_ack_signal); + memset(mlink->airtime_ac, 0, + sizeof(msta->deflink.airtime_ac)); + + ret = mt76_connac_pm_wake(&dev->mphy, &dev->pm); + if (ret) + return ret; + + mt7925_mac_wtbl_update(dev, idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + + link_conf = mt792x_vif_to_bss_conf(vif, link_id); + + /* should update bss info before STA add */ + if (vif->type == NL80211_IFTYPE_STATION && !link_sta->sta->tdls) { + if (ieee80211_vif_is_mld(vif)) + mt7925_mcu_add_bss_info(&dev->phy, mconf->mt76.ctx, + link_conf, link_sta, link_sta != mlink->pri_link); + else + mt7925_mcu_add_bss_info(&dev->phy, mconf->mt76.ctx, + link_conf, link_sta, false); + } + + if (ieee80211_vif_is_mld(vif) && + link_sta == mlink->pri_link) { + ret = mt7925_mcu_sta_update(dev, link_sta, vif, true, + MT76_STA_INFO_STATE_NONE); + if (ret) + return ret; + } else if (ieee80211_vif_is_mld(vif) && + link_sta != mlink->pri_link) { + ret = mt7925_mcu_sta_update(dev, mlink->pri_link, vif, + true, MT76_STA_INFO_STATE_ASSOC); + if (ret) + return ret; + + ret = mt7925_mcu_sta_update(dev, link_sta, vif, true, + MT76_STA_INFO_STATE_ASSOC); + if (ret) + return ret; + } else { + ret = mt7925_mcu_sta_update(dev, link_sta, vif, true, + MT76_STA_INFO_STATE_NONE); + if (ret) + return ret; + } + + mt76_connac_power_save_sched(&dev->mphy, &dev->pm); + + return 0; +} + +static int +mt7925_mac_sta_add_links(struct mt792x_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, unsigned long new_links) +{ + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + unsigned int link_id; + int err = 0; + + for_each_set_bit(link_id, &new_links, IEEE80211_MLD_MAX_NUM_LINKS) { + struct ieee80211_link_sta *link_sta; + struct mt792x_link_sta *mlink; + + if (msta->deflink_id == IEEE80211_LINK_UNSPECIFIED) { + mlink = &msta->deflink; + msta->deflink_id = link_id; + } else { + mlink = devm_kzalloc(dev->mt76.dev, sizeof(*mlink), GFP_KERNEL); + if (!mlink) { + err = -ENOMEM; + break; + } + } + + msta->valid_links |= BIT(link_id); + rcu_assign_pointer(msta->link[link_id], mlink); + mlink->sta = msta; + mlink->pri_link = &sta->deflink; + mlink->wcid.def_wcid = &msta->deflink.wcid; + + link_sta = mt792x_sta_to_link_sta(vif, sta, link_id); + mt7925_mac_link_sta_add(&dev->mt76, vif, link_sta); + } + + return err; +} + +int mt7925_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + int err; + + msta->vif = mvif; + + if (vif->type == NL80211_IFTYPE_STATION) + mvif->wep_sta = msta; + + if (ieee80211_vif_is_mld(vif)) { + msta->deflink_id = IEEE80211_LINK_UNSPECIFIED; + + err = mt7925_mac_sta_add_links(dev, vif, sta, sta->valid_links); + } else { + err = mt7925_mac_link_sta_add(mdev, vif, &sta->deflink); + } + + return err; +} +EXPORT_SYMBOL_GPL(mt7925_mac_sta_add); + +static u16 +mt7925_mac_select_links(struct mt76_dev *mdev, struct ieee80211_vif *vif) +{ + unsigned long usable_links = ieee80211_vif_usable_links(vif); + struct { + u8 link_id; + enum nl80211_band band; + } data[IEEE80211_MLD_MAX_NUM_LINKS]; + u8 link_id, i, j, n_data = 0; + u16 sel_links = 0; + + if (!ieee80211_vif_is_mld(vif)) + return 0; + + if (vif->active_links == usable_links) + return vif->active_links; + + rcu_read_lock(); + for_each_set_bit(link_id, &usable_links, IEEE80211_MLD_MAX_NUM_LINKS) { + struct ieee80211_bss_conf *link_conf = + rcu_dereference(vif->link_conf[link_id]); + + if (WARN_ON_ONCE(!link_conf)) + continue; + + data[n_data].link_id = link_id; + data[n_data].band = link_conf->chanreq.oper.chan->band; + n_data++; + } + rcu_read_unlock(); + + for (i = 0; i < n_data; i++) { + if (!(BIT(data[i].link_id) & vif->active_links)) + continue; + + sel_links = BIT(data[i].link_id); + + for (j = 0; j < n_data; j++) { + if (data[i].band != data[j].band) { + sel_links |= BIT(data[j].link_id); + break; + } + } + + break; + } + + return sel_links; +} + +static void +mt7925_mac_set_links(struct mt76_dev *mdev, struct ieee80211_vif *vif) +{ + struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct ieee80211_bss_conf *link_conf = + mt792x_vif_to_bss_conf(vif, mvif->deflink_id); + struct cfg80211_chan_def *chandef = &link_conf->chanreq.oper; + enum nl80211_band band = chandef->chan->band, secondary_band; + + u16 sel_links = mt7925_mac_select_links(mdev, vif); + u8 secondary_link_id = __ffs(~BIT(mvif->deflink_id) & sel_links); + + if (!ieee80211_vif_is_mld(vif) || hweight16(sel_links) < 2) + return; + + link_conf = mt792x_vif_to_bss_conf(vif, secondary_link_id); + secondary_band = link_conf->chanreq.oper.chan->band; + + if (band == NL80211_BAND_2GHZ || + (band == NL80211_BAND_5GHZ && secondary_band == NL80211_BAND_6GHZ)) { + mt7925_abort_roc(mvif->phy, &mvif->bss_conf); + + mt792x_mutex_acquire(dev); + + mt7925_set_mlo_roc(mvif->phy, &mvif->bss_conf, sel_links); + + mt792x_mutex_release(dev); + } + + ieee80211_set_active_links_async(vif, sel_links); +} + +static void mt7925_mac_link_sta_assoc(struct mt76_dev *mdev, + struct ieee80211_vif *vif, + struct ieee80211_link_sta *link_sta) +{ + struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); + struct ieee80211_bss_conf *link_conf; + struct mt792x_link_sta *mlink; + struct mt792x_sta *msta; + + msta = (struct mt792x_sta *)link_sta->sta->drv_priv; + mlink = mt792x_sta_to_link(msta, link_sta->link_id); + + mt792x_mutex_acquire(dev); + + if (ieee80211_vif_is_mld(vif)) { + link_conf = mt792x_vif_to_bss_conf(vif, msta->deflink_id); + } else { + link_conf = mt792x_vif_to_bss_conf(vif, vif->bss_conf.link_id); + } + + if (vif->type == NL80211_IFTYPE_STATION && !link_sta->sta->tdls) { + struct mt792x_bss_conf *mconf; + + mconf = mt792x_link_conf_to_mconf(link_conf); + mt7925_mcu_add_bss_info(&dev->phy, mconf->mt76.ctx, + link_conf, link_sta, true); + } + + ewma_avg_signal_init(&mlink->avg_ack_signal); + + mt7925_mac_wtbl_update(dev, mlink->wcid.idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + memset(mlink->airtime_ac, 0, sizeof(mlink->airtime_ac)); + + mt7925_mcu_sta_update(dev, link_sta, vif, true, MT76_STA_INFO_STATE_ASSOC); + + mt792x_mutex_release(dev); +} + +int mt7925_mac_sta_event(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, enum mt76_sta_event ev) +{ + struct ieee80211_link_sta *link_sta = &sta->deflink; + + if (ev != MT76_STA_EVENT_ASSOC) + return 0; + + if (ieee80211_vif_is_mld(vif)) { + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + + link_sta = mt792x_sta_to_link_sta(vif, sta, msta->deflink_id); + mt7925_mac_set_links(mdev, vif); + } + + mt7925_mac_link_sta_assoc(mdev, vif, link_sta); + + return 0; +} +EXPORT_SYMBOL_GPL(mt7925_mac_sta_event); + +static void mt7925_mac_link_sta_remove(struct mt76_dev *mdev, + struct ieee80211_vif *vif, + struct ieee80211_link_sta *link_sta) +{ + struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); + struct ieee80211_bss_conf *link_conf; + u8 link_id = link_sta->link_id; + struct mt792x_link_sta *mlink; + struct mt792x_sta *msta; + + msta = (struct mt792x_sta *)link_sta->sta->drv_priv; + mlink = mt792x_sta_to_link(msta, link_id); + + mt7925_roc_abort_sync(dev); + + mt76_connac_free_pending_tx_skbs(&dev->pm, &mlink->wcid); + mt76_connac_pm_wake(&dev->mphy, &dev->pm); + + mt7925_mcu_sta_update(dev, link_sta, vif, false, + MT76_STA_INFO_STATE_NONE); + mt7925_mac_wtbl_update(dev, mlink->wcid.idx, + MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + + link_conf = mt792x_vif_to_bss_conf(vif, link_id); + + if (vif->type == NL80211_IFTYPE_STATION && !link_sta->sta->tdls) { + struct mt792x_bss_conf *mconf; + + mconf = mt792x_link_conf_to_mconf(link_conf); + mt792x_mac_link_bss_remove(dev, mconf, mlink); + } + + spin_lock_bh(&mdev->sta_poll_lock); + if (!list_empty(&mlink->wcid.poll_list)) + list_del_init(&mlink->wcid.poll_list); + spin_unlock_bh(&mdev->sta_poll_lock); + + mt76_connac_power_save_sched(&dev->mphy, &dev->pm); +} + +static int +mt7925_mac_sta_remove_links(struct mt792x_dev *dev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, unsigned long old_links) +{ + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + struct mt76_dev *mdev = &dev->mt76; + struct mt76_wcid *wcid; + unsigned int link_id; + + for_each_set_bit(link_id, &old_links, IEEE80211_MLD_MAX_NUM_LINKS) { + struct ieee80211_link_sta *link_sta; + struct mt792x_link_sta *mlink; + + link_sta = mt792x_sta_to_link_sta(vif, sta, link_id); + if (!link_sta) + continue; + + mlink = mt792x_sta_to_link(msta, link_id); + if (!mlink) + continue; + + mt7925_mac_link_sta_remove(&dev->mt76, vif, link_sta); + + wcid = &mlink->wcid; + rcu_assign_pointer(msta->link[link_id], NULL); + msta->valid_links &= ~BIT(link_id); + mlink->sta = NULL; + mlink->pri_link = NULL; + + if (link_sta != mlink->pri_link) { + mt76_wcid_cleanup(mdev, wcid); + mt76_wcid_mask_clear(mdev->wcid_mask, wcid->idx); + } + + if (msta->deflink_id == link_id) + msta->deflink_id = IEEE80211_LINK_UNSPECIFIED; + } + + return 0; +} + +void mt7925_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct mt792x_dev *dev = container_of(mdev, struct mt792x_dev, mt76); + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + struct { + struct { + u8 omac_idx; + u8 band_idx; + __le16 pad; + } __packed hdr; + struct req_tlv { + __le16 tag; + __le16 len; + u8 active; + u8 link_idx; /* hw link idx */ + u8 omac_addr[ETH_ALEN]; + } __packed tlv; + } dev_req = { + .hdr = { + .omac_idx = 0, + .band_idx = 0, + }, + .tlv = { + .tag = cpu_to_le16(DEV_INFO_ACTIVE), + .len = cpu_to_le16(sizeof(struct req_tlv)), + .active = true, + }, + }; + unsigned long rem; + + rem = ieee80211_vif_is_mld(vif) ? msta->valid_links : BIT(0); + + mt7925_mac_sta_remove_links(dev, vif, sta, rem); + + if (ieee80211_vif_is_mld(vif)) { + mt7925_mcu_set_dbdc(&dev->mphy, false); + + /* recovery omac address for the legacy interface */ + memcpy(dev_req.tlv.omac_addr, vif->addr, ETH_ALEN); + mt76_mcu_send_msg(mdev, MCU_UNI_CMD(DEV_INFO_UPDATE), + &dev_req, sizeof(dev_req), true); + } + + if (vif->type == NL80211_IFTYPE_STATION) { + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + + mvif->wep_sta = NULL; + ewma_rssi_init(&mvif->bss_conf.rssi); + } +} +EXPORT_SYMBOL_GPL(mt7925_mac_sta_remove); + +static int mt7925_set_rts_threshold(struct ieee80211_hw *hw, u32 val) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + + mt792x_mutex_acquire(dev); + mt7925_mcu_set_rts_thresh(&dev->phy, val); + mt792x_mutex_release(dev); + + return 0; +} + +static int +mt7925_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_ampdu_params *params) +{ + enum ieee80211_ampdu_mlme_action action = params->action; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct ieee80211_sta *sta = params->sta; + struct ieee80211_txq *txq = sta->txq[params->tid]; + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + u16 tid = params->tid; + u16 ssn = params->ssn; + struct mt76_txq *mtxq; + int ret = 0; + + if (!txq) + return -EINVAL; + + mtxq = (struct mt76_txq *)txq->drv_priv; + + mt792x_mutex_acquire(dev); + switch (action) { + case IEEE80211_AMPDU_RX_START: + mt76_rx_aggr_start(&dev->mt76, &msta->deflink.wcid, tid, ssn, + params->buf_size); + mt7925_mcu_uni_rx_ba(dev, params, true); + break; + case IEEE80211_AMPDU_RX_STOP: + mt76_rx_aggr_stop(&dev->mt76, &msta->deflink.wcid, tid); + mt7925_mcu_uni_rx_ba(dev, params, false); + break; + case IEEE80211_AMPDU_TX_OPERATIONAL: + mtxq->aggr = true; + mtxq->send_bar = false; + mt7925_mcu_uni_tx_ba(dev, params, true); + break; + case IEEE80211_AMPDU_TX_STOP_FLUSH: + case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: + mtxq->aggr = false; + clear_bit(tid, &msta->deflink.wcid.ampdu_state); + mt7925_mcu_uni_tx_ba(dev, params, false); + break; + case IEEE80211_AMPDU_TX_START: + set_bit(tid, &msta->deflink.wcid.ampdu_state); + ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; + break; + case IEEE80211_AMPDU_TX_STOP_CONT: + mtxq->aggr = false; + clear_bit(tid, &msta->deflink.wcid.ampdu_state); + mt7925_mcu_uni_tx_ba(dev, params, false); + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); + break; + } + mt792x_mutex_release(dev); + + return ret; +} + +static bool is_valid_alpha2(const char *alpha2) +{ + if (!alpha2) + return false; + + if (alpha2[0] == '0' && alpha2[1] == '0') + return true; + + if (isalpha(alpha2[0]) && isalpha(alpha2[1])) + return true; + + return false; +} + +void mt7925_scan_work(struct work_struct *work) +{ + struct mt792x_phy *phy; + + phy = (struct mt792x_phy *)container_of(work, struct mt792x_phy, + scan_work.work); + + while (true) { + struct mt76_dev *mdev = &phy->dev->mt76; + struct sk_buff *skb; + struct tlv *tlv; + int tlv_len; + + spin_lock_bh(&phy->dev->mt76.lock); + skb = __skb_dequeue(&phy->scan_event_list); + spin_unlock_bh(&phy->dev->mt76.lock); + + if (!skb) + break; + + skb_pull(skb, sizeof(struct mt7925_mcu_rxd) + 4); + tlv = (struct tlv *)skb->data; + tlv_len = skb->len; + + while (tlv_len > 0 && le16_to_cpu(tlv->len) <= tlv_len) { + struct mt7925_mcu_scan_chinfo_event *evt; + + switch (le16_to_cpu(tlv->tag)) { + case UNI_EVENT_SCAN_DONE_BASIC: + if (test_and_clear_bit(MT76_HW_SCANNING, &phy->mt76->state)) { + struct cfg80211_scan_info info = { + .aborted = false, + }; + ieee80211_scan_completed(phy->mt76->hw, &info); + } + break; + case UNI_EVENT_SCAN_DONE_CHNLINFO: + evt = (struct mt7925_mcu_scan_chinfo_event *)tlv->data; + + if (!is_valid_alpha2(evt->alpha2)) + break; + + if (mdev->alpha2[0] != '0' && mdev->alpha2[1] != '0') + break; + + mt7925_mcu_set_clc(phy->dev, evt->alpha2, ENVIRON_INDOOR); + + break; + case UNI_EVENT_SCAN_DONE_NLO: + ieee80211_sched_scan_results(phy->mt76->hw); + break; + default: + break; + } + + tlv_len -= le16_to_cpu(tlv->len); + tlv = (struct tlv *)((char *)(tlv) + le16_to_cpu(tlv->len)); + } + + dev_kfree_skb(skb); + } +} + +static int +mt7925_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_scan_request *req) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + int err; + + mt792x_mutex_acquire(dev); + err = mt7925_mcu_hw_scan(mphy, vif, req); + mt792x_mutex_release(dev); + + return err; +} + +static void +mt7925_cancel_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + + mt792x_mutex_acquire(dev); + mt7925_mcu_cancel_hw_scan(mphy, vif); + mt792x_mutex_release(dev); +} + +static int +mt7925_start_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_scan_ies *ies) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + int err; + + mt792x_mutex_acquire(dev); + + err = mt7925_mcu_sched_scan_req(mphy, vif, req); + if (err < 0) + goto out; + + err = mt7925_mcu_sched_scan_enable(mphy, vif, true); +out: + mt792x_mutex_release(dev); + + return err; +} + +static int +mt7925_stop_sched_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt76_phy *mphy = hw->priv; + int err; + + mt792x_mutex_acquire(dev); + err = mt7925_mcu_sched_scan_enable(mphy, vif, false); + mt792x_mutex_release(dev); + + return err; +} + +static int +mt7925_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_phy *phy = mt792x_hw_phy(hw); + int max_nss = hweight8(hw->wiphy->available_antennas_tx); + + if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss) + return -EINVAL; + + if ((BIT(hweight8(tx_ant)) - 1) != tx_ant) + tx_ant = BIT(ffs(tx_ant) - 1) - 1; + + mt792x_mutex_acquire(dev); + + phy->mt76->antenna_mask = tx_ant; + phy->mt76->chainmask = tx_ant; + + mt76_set_stream_caps(phy->mt76, true); + mt7925_set_stream_he_eht_caps(phy); + + /* TODO: update bmc_wtbl spe_idx when antenna changes */ + mt792x_mutex_release(dev); + + return 0; +} + +#ifdef CONFIG_PM +static int mt7925_suspend(struct ieee80211_hw *hw, + struct cfg80211_wowlan *wowlan) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_phy *phy = mt792x_hw_phy(hw); + + cancel_delayed_work_sync(&phy->scan_work); + cancel_delayed_work_sync(&phy->mt76->mac_work); + + cancel_delayed_work_sync(&dev->pm.ps_work); + mt76_connac_free_pending_tx_skbs(&dev->pm, NULL); + + mt792x_mutex_acquire(dev); + + clear_bit(MT76_STATE_RUNNING, &phy->mt76->state); + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_mcu_set_suspend_iter, + &dev->mphy); + + mt792x_mutex_release(dev); + + return 0; +} + +static int mt7925_resume(struct ieee80211_hw *hw) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_phy *phy = mt792x_hw_phy(hw); + + mt792x_mutex_acquire(dev); + + set_bit(MT76_STATE_RUNNING, &phy->mt76->state); + ieee80211_iterate_active_interfaces(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_mcu_set_suspend_iter, + &dev->mphy); + + ieee80211_queue_delayed_work(hw, &phy->mt76->mac_work, + MT792x_WATCHDOG_TIME); + + mt792x_mutex_release(dev); + + return 0; +} + +static void mt7925_set_rekey_data(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_gtk_rekey_data *data) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + + mt792x_mutex_acquire(dev); + mt76_connac_mcu_update_gtk_rekey(hw, vif, data); + mt792x_mutex_release(dev); +} +#endif /* CONFIG_PM */ + +static void mt7925_sta_set_decap_offload(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + bool enabled) +{ + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + unsigned long valid = mvif->valid_links; + u8 i; + + mt792x_mutex_acquire(dev); + + valid = ieee80211_vif_is_mld(vif) ? mvif->valid_links : BIT(0); + + for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { + struct mt792x_link_sta *mlink; + + mlink = mt792x_sta_to_link(msta, i); + + if (enabled) + set_bit(MT_WCID_FLAG_HDR_TRANS, &mlink->wcid.flags); + else + clear_bit(MT_WCID_FLAG_HDR_TRANS, &mlink->wcid.flags); + + mt7925_mcu_wtbl_update_hdr_trans(dev, vif, sta, i); + } + + mt792x_mutex_release(dev); +} + +#if IS_ENABLED(CONFIG_IPV6) +static void __mt7925_ipv6_addr_change(struct ieee80211_hw *hw, + struct ieee80211_bss_conf *link_conf, + struct inet6_dev *idev) +{ + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct inet6_ifaddr *ifa; + struct sk_buff *skb; + u8 idx = 0; + + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt7925_arpns_tlv arpns; + struct in6_addr ns_addrs[IEEE80211_BSS_ARP_ADDR_LIST_LEN]; + } req_hdr = { + .hdr = { + .bss_idx = mconf->mt76.idx, + }, + .arpns = { + .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ND), + .len = cpu_to_le16(sizeof(req_hdr) - 4), + .enable = true, + }, + }; + + read_lock_bh(&idev->lock); + list_for_each_entry(ifa, &idev->addr_list, if_list) { + if (ifa->flags & IFA_F_TENTATIVE) + continue; + req_hdr.ns_addrs[idx] = ifa->addr; + if (++idx >= IEEE80211_BSS_ARP_ADDR_LIST_LEN) + break; + } + read_unlock_bh(&idev->lock); + + if (!idx) + return; + + req_hdr.arpns.ips_num = idx; + + skb = __mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req_hdr), + 0, GFP_ATOMIC); + if (!skb) + return; + + skb_put_data(skb, &req_hdr, sizeof(req_hdr)); + + skb_queue_tail(&dev->ipv6_ns_list, skb); + + ieee80211_queue_work(dev->mt76.hw, &dev->ipv6_ns_work); +} + +static void mt7925_ipv6_addr_change(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct inet6_dev *idev) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + unsigned long valid = ieee80211_vif_is_mld(vif) ? + mvif->valid_links : BIT(0); + struct ieee80211_bss_conf *bss_conf; + int i; + + for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { + bss_conf = mt792x_vif_to_bss_conf(vif, i); + __mt7925_ipv6_addr_change(hw, bss_conf, idev); + } +} + +#endif + +int mt7925_set_tx_sar_pwr(struct ieee80211_hw *hw, + const struct cfg80211_sar_specs *sar) +{ + struct mt76_phy *mphy = hw->priv; + + if (sar) { + int err = mt76_init_sar_power(hw, sar); + + if (err) + return err; + } + mt792x_init_acpi_sar_power(mt792x_hw_phy(hw), !sar); + + return mt7925_mcu_set_rate_txpower(mphy); +} + +static int mt7925_set_sar_specs(struct ieee80211_hw *hw, + const struct cfg80211_sar_specs *sar) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + int err; + + mt792x_mutex_acquire(dev); + err = mt7925_mcu_set_clc(dev, dev->mt76.alpha2, + dev->country_ie_env); + if (err < 0) + goto out; + + err = mt7925_set_tx_sar_pwr(hw, sar); +out: + mt792x_mutex_release(dev); + + return err; +} + +static void +mt7925_channel_switch_beacon(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_chan_def *chandef) +{ + struct mt792x_dev *dev = mt792x_hw_dev(hw); + + mt792x_mutex_acquire(dev); + mt7925_mcu_uni_add_beacon_offload(dev, hw, vif, true); + mt792x_mutex_release(dev); +} + +static int +mt7925_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, u16 queue, + const struct ieee80211_tx_queue_params *params) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_bss_conf *mconf = mt792x_vif_to_link(mvif, link_id); + static const u8 mq_to_aci[] = { + [IEEE80211_AC_VO] = 3, + [IEEE80211_AC_VI] = 2, + [IEEE80211_AC_BE] = 0, + [IEEE80211_AC_BK] = 1, + }; + + /* firmware uses access class index */ + mconf->queue_params[mq_to_aci[queue]] = *params; + + return 0; +} + +static int +mt7925_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + int err; + + mt792x_mutex_acquire(dev); + + err = mt7925_mcu_add_bss_info(&dev->phy, mvif->bss_conf.mt76.ctx, + link_conf, NULL, true); + if (err) + goto out; + + err = mt7925_mcu_set_bss_pm(dev, link_conf, true); + if (err) + goto out; + + err = mt7925_mcu_sta_update(dev, NULL, vif, true, + MT76_STA_INFO_STATE_NONE); +out: + mt792x_mutex_release(dev); + + return err; +} + +static void +mt7925_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + int err; + + mt792x_mutex_acquire(dev); + + err = mt7925_mcu_set_bss_pm(dev, link_conf, false); + if (err) + goto out; + + mt7925_mcu_add_bss_info(&dev->phy, mvif->bss_conf.mt76.ctx, link_conf, + NULL, false); + +out: + mt792x_mutex_release(dev); +} + +static int +mt7925_add_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx) +{ + return 0; +} + +static void +mt7925_remove_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx) +{ +} + +static void +mt7925_change_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx, + u32 changed) +{ + struct mt792x_chanctx *mctx = (struct mt792x_chanctx *)ctx->drv_priv; + struct mt792x_phy *phy = mt792x_hw_phy(hw); + struct mt792x_bss_conf *mconf; + struct ieee80211_vif *vif; + struct mt792x_vif *mvif; + + if (!mctx->bss_conf) + return; + + mconf = mctx->bss_conf; + mvif = mconf->vif; + vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv); + + mt792x_mutex_acquire(phy->dev); + if (vif->type == NL80211_IFTYPE_MONITOR) { + mt7925_mcu_set_sniffer(mvif->phy->dev, vif, true); + mt7925_mcu_config_sniffer(mvif, ctx); + } else { + if (ieee80211_vif_is_mld(vif)) { + unsigned long valid = mvif->valid_links; + u8 i; + + for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { + mconf = mt792x_vif_to_link(mvif, i); + if (mconf && mconf->mt76.ctx == ctx) + break; + } + + } else { + mconf = &mvif->bss_conf; + } + + if (mconf) { + struct ieee80211_bss_conf *link_conf; + + link_conf = mt792x_vif_to_bss_conf(vif, mconf->link_id); + mt7925_mcu_set_chctx(mvif->phy->mt76, &mconf->mt76, + link_conf, ctx); + } + } + + mt792x_mutex_release(phy->dev); +} + +static void mt7925_mgd_prepare_tx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_prep_tx_info *info) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + u16 duration = info->duration ? info->duration : + jiffies_to_msecs(HZ); + + mt792x_mutex_acquire(dev); + mt7925_set_roc(mvif->phy, &mvif->bss_conf, + mvif->bss_conf.mt76.ctx->def.chan, duration, + MT7925_ROC_REQ_JOIN); + mt792x_mutex_release(dev); +} + +static void mt7925_mgd_complete_tx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_prep_tx_info *info) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + + mt7925_abort_roc(mvif->phy, &mvif->bss_conf); +} + +static void mt7925_vif_cfg_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u64 changed) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + unsigned long valid = ieee80211_vif_is_mld(vif) ? + mvif->valid_links : BIT(0); + struct ieee80211_bss_conf *bss_conf; + int i; + + mt792x_mutex_acquire(dev); + + if (changed & BSS_CHANGED_ASSOC) { + mt7925_mcu_sta_update(dev, NULL, vif, true, + MT76_STA_INFO_STATE_ASSOC); + mt7925_mcu_set_beacon_filter(dev, vif, vif->cfg.assoc); + } + + if (changed & BSS_CHANGED_ARP_FILTER) { + for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { + bss_conf = mt792x_vif_to_bss_conf(vif, i); + mt7925_mcu_update_arp_filter(&dev->mt76, bss_conf); + } + } + + if (changed & BSS_CHANGED_PS) { + for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { + bss_conf = mt792x_vif_to_bss_conf(vif, i); + mt7925_mcu_uni_bss_ps(dev, bss_conf); + } + } + + mt792x_mutex_release(dev); +} + +static void mt7925_link_info_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *info, + u64 changed) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_phy *phy = mt792x_hw_phy(hw); + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_bss_conf *mconf; + + mconf = mt792x_vif_to_link(mvif, info->link_id); + + mt792x_mutex_acquire(dev); + + if (changed & BSS_CHANGED_ERP_SLOT) { + int slottime = info->use_short_slot ? 9 : 20; + + if (slottime != phy->slottime) { + phy->slottime = slottime; + mt7925_mcu_set_timing(phy, info); + } + } + + if (changed & BSS_CHANGED_MCAST_RATE) + mconf->mt76.mcast_rates_idx = + mt7925_get_rates_table(hw, vif, false, true); + + if (changed & BSS_CHANGED_BASIC_RATES) + mconf->mt76.basic_rates_idx = + mt7925_get_rates_table(hw, vif, false, false); + + if (changed & (BSS_CHANGED_BEACON | + BSS_CHANGED_BEACON_ENABLED)) { + mconf->mt76.beacon_rates_idx = + mt7925_get_rates_table(hw, vif, true, false); + + mt7925_mcu_uni_add_beacon_offload(dev, hw, vif, + info->enable_beacon); + } + + /* ensure that enable txcmd_mode after bss_info */ + if (changed & (BSS_CHANGED_QOS | BSS_CHANGED_BEACON_ENABLED)) + mt7925_mcu_set_tx(dev, info); + + if (changed & BSS_CHANGED_BSSID) { + if (ieee80211_vif_is_mld(vif) && + hweight16(mvif->valid_links) == 2) + /* Indicate the secondary setup done */ + mt7925_mcu_uni_bss_bcnft(dev, info, true); + } + + mt792x_mutex_release(dev); +} + +static int +mt7925_change_vif_links(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u16 old_links, u16 new_links, + struct ieee80211_bss_conf *old[IEEE80211_MLD_MAX_NUM_LINKS]) +{ + struct mt792x_bss_conf *mconfs[IEEE80211_MLD_MAX_NUM_LINKS] = {}, *mconf; + struct mt792x_link_sta *mlinks[IEEE80211_MLD_MAX_NUM_LINKS] = {}, *mlink; + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + unsigned long add = new_links & ~old_links; + unsigned long rem = old_links & ~new_links; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_phy *phy = mt792x_hw_phy(hw); + struct ieee80211_bss_conf *link_conf; + unsigned int link_id; + int err; + + if (old_links == new_links) + return 0; + + mt792x_mutex_acquire(dev); + + for_each_set_bit(link_id, &rem, IEEE80211_MLD_MAX_NUM_LINKS) { + mconf = mt792x_vif_to_link(mvif, link_id); + mlink = mt792x_sta_to_link(&mvif->sta, link_id); + + if (!mconf || !mlink) + continue; + + if (mconf != &mvif->bss_conf) { + mt792x_mac_link_bss_remove(dev, mconf, mlink); + devm_kfree(dev->mt76.dev, mconf); + devm_kfree(dev->mt76.dev, mlink); + } + + rcu_assign_pointer(mvif->link_conf[link_id], NULL); + rcu_assign_pointer(mvif->sta.link[link_id], NULL); + } + + for_each_set_bit(link_id, &add, IEEE80211_MLD_MAX_NUM_LINKS) { + if (!old_links) { + mvif->deflink_id = link_id; + mconf = &mvif->bss_conf; + mlink = &mvif->sta.deflink; + } else { + mconf = devm_kzalloc(dev->mt76.dev, sizeof(*mconf), + GFP_KERNEL); + mlink = devm_kzalloc(dev->mt76.dev, sizeof(*mlink), + GFP_KERNEL); + if (!mconf || !mlink) + return -ENOMEM; + } + + mconfs[link_id] = mconf; + mlinks[link_id] = mlink; + mconf->link_id = link_id; + mconf->vif = mvif; + mlink->wcid.link_id = link_id; + mlink->wcid.link_valid = !!vif->valid_links; + mlink->wcid.def_wcid = &mvif->sta.deflink.wcid; + } + + if (hweight16(mvif->valid_links) == 0) + mt792x_mac_link_bss_remove(dev, &mvif->bss_conf, + &mvif->sta.deflink); + + for_each_set_bit(link_id, &add, IEEE80211_MLD_MAX_NUM_LINKS) { + mconf = mconfs[link_id]; + mlink = mlinks[link_id]; + link_conf = mt792x_vif_to_bss_conf(vif, link_id); + + rcu_assign_pointer(mvif->link_conf[link_id], mconf); + rcu_assign_pointer(mvif->sta.link[link_id], mlink); + + err = mt7925_mac_link_bss_add(dev, link_conf, mlink); + if (err < 0) + goto free; + + if (mconf != &mvif->bss_conf) { + mt7925_mcu_set_bss_pm(dev, link_conf, true); + + err = mt7925_set_mlo_roc(phy, &mvif->bss_conf, + vif->active_links); + if (err < 0) + goto free; + } + } + + mvif->valid_links = new_links; + + mt792x_mutex_release(dev); + + return 0; + +free: + for_each_set_bit(link_id, &add, IEEE80211_MLD_MAX_NUM_LINKS) { + rcu_assign_pointer(mvif->link_conf[link_id], NULL); + rcu_assign_pointer(mvif->sta.link[link_id], NULL); + + if (mconf != &mvif->bss_conf) + devm_kfree(dev->mt76.dev, mconfs[link_id]); + if (mlink != &mvif->sta.deflink) + devm_kfree(dev->mt76.dev, mlinks[link_id]); + } + + mt792x_mutex_release(dev); + + return err; +} + +static int +mt7925_change_sta_links(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, u16 old_links, u16 new_links) +{ + unsigned long add = new_links & ~old_links; + unsigned long rem = old_links & ~new_links; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + int err = 0; + + if (old_links == new_links) + return 0; + + mt792x_mutex_acquire(dev); + + err = mt7925_mac_sta_remove_links(dev, vif, sta, rem); + if (err < 0) + goto out; + + err = mt7925_mac_sta_add_links(dev, vif, sta, add); + if (err < 0) + goto out; + +out: + mt792x_mutex_release(dev); + + return err; +} + +static int mt7925_assign_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_chanctx_conf *ctx) +{ + struct mt792x_chanctx *mctx = (struct mt792x_chanctx *)ctx->drv_priv; + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct ieee80211_bss_conf *pri_link_conf; + struct mt792x_bss_conf *mconf; + + mutex_lock(&dev->mt76.mutex); + + if (ieee80211_vif_is_mld(vif)) { + mconf = mt792x_vif_to_link(mvif, link_conf->link_id); + pri_link_conf = mt792x_vif_to_bss_conf(vif, mvif->deflink_id); + + if (vif->type == NL80211_IFTYPE_STATION && + mconf == &mvif->bss_conf) + mt7925_mcu_add_bss_info(&dev->phy, NULL, pri_link_conf, + NULL, true); + } else { + mconf = &mvif->bss_conf; + } + + mconf->mt76.ctx = ctx; + mctx->bss_conf = mconf; + mutex_unlock(&dev->mt76.mutex); + + return 0; +} + +static void mt7925_unassign_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_chanctx_conf *ctx) +{ + struct mt792x_chanctx *mctx = (struct mt792x_chanctx *)ctx->drv_priv; + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_dev *dev = mt792x_hw_dev(hw); + struct mt792x_bss_conf *mconf; + + mutex_lock(&dev->mt76.mutex); + + if (ieee80211_vif_is_mld(vif)) { + mconf = mt792x_vif_to_link(mvif, link_conf->link_id); + + if (vif->type == NL80211_IFTYPE_STATION && + mconf == &mvif->bss_conf) + mt7925_mcu_add_bss_info(&dev->phy, NULL, link_conf, + NULL, false); + } else { + mconf = &mvif->bss_conf; + } + + mctx->bss_conf = NULL; + mconf->mt76.ctx = NULL; + mutex_unlock(&dev->mt76.mutex); +} + +const struct ieee80211_ops mt7925_ops = { + .tx = mt792x_tx, + .start = mt7925_start, + .stop = mt792x_stop, + .add_interface = mt7925_add_interface, + .remove_interface = mt792x_remove_interface, + .config = mt7925_config, + .conf_tx = mt7925_conf_tx, + .configure_filter = mt7925_configure_filter, + .start_ap = mt7925_start_ap, + .stop_ap = mt7925_stop_ap, + .sta_state = mt76_sta_state, + .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove, + .set_key = mt7925_set_key, + .sta_set_decap_offload = mt7925_sta_set_decap_offload, +#if IS_ENABLED(CONFIG_IPV6) + .ipv6_addr_change = mt7925_ipv6_addr_change, +#endif /* CONFIG_IPV6 */ + .ampdu_action = mt7925_ampdu_action, + .set_rts_threshold = mt7925_set_rts_threshold, + .wake_tx_queue = mt76_wake_tx_queue, + .release_buffered_frames = mt76_release_buffered_frames, + .channel_switch_beacon = mt7925_channel_switch_beacon, + .get_txpower = mt76_get_txpower, + .get_stats = mt792x_get_stats, + .get_et_sset_count = mt792x_get_et_sset_count, + .get_et_strings = mt792x_get_et_strings, + .get_et_stats = mt792x_get_et_stats, + .get_tsf = mt792x_get_tsf, + .set_tsf = mt792x_set_tsf, + .get_survey = mt76_get_survey, + .get_antenna = mt76_get_antenna, + .set_antenna = mt7925_set_antenna, + .set_coverage_class = mt792x_set_coverage_class, + .hw_scan = mt7925_hw_scan, + .cancel_hw_scan = mt7925_cancel_hw_scan, + .sta_statistics = mt792x_sta_statistics, + .sched_scan_start = mt7925_start_sched_scan, + .sched_scan_stop = mt7925_stop_sched_scan, +#ifdef CONFIG_PM + .suspend = mt7925_suspend, + .resume = mt7925_resume, + .set_wakeup = mt792x_set_wakeup, + .set_rekey_data = mt7925_set_rekey_data, +#endif /* CONFIG_PM */ + .flush = mt792x_flush, + .set_sar_specs = mt7925_set_sar_specs, + .remain_on_channel = mt7925_remain_on_channel, + .cancel_remain_on_channel = mt7925_cancel_remain_on_channel, + .add_chanctx = mt7925_add_chanctx, + .remove_chanctx = mt7925_remove_chanctx, + .change_chanctx = mt7925_change_chanctx, + .assign_vif_chanctx = mt7925_assign_vif_chanctx, + .unassign_vif_chanctx = mt7925_unassign_vif_chanctx, + .mgd_prepare_tx = mt7925_mgd_prepare_tx, + .mgd_complete_tx = mt7925_mgd_complete_tx, + .vif_cfg_changed = mt7925_vif_cfg_changed, + .link_info_changed = mt7925_link_info_changed, + .change_vif_links = mt7925_change_vif_links, + .change_sta_links = mt7925_change_sta_links, +}; +EXPORT_SYMBOL_GPL(mt7925_ops); + +MODULE_AUTHOR("Deren Wu <deren.wu@xxxxxxxxxxxx>"); +MODULE_DESCRIPTION("MediaTek MT7925 core driver"); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c.orig b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c.orig new file mode 100644 index 000000000000..295112a2e37b --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c.orig @@ -0,0 +1,3506 @@ +// SPDX-License-Identifier: ISC +/* Copyright (C) 2023 MediaTek Inc. */ + +#include <linux/fs.h> +#include <linux/firmware.h> +#include "mt7925.h" +#include "mcu.h" +#include "mac.h" + +#define MT_STA_BFER BIT(0) +#define MT_STA_BFEE BIT(1) + +static bool mt7925_disable_clc; +module_param_named(disable_clc, mt7925_disable_clc, bool, 0644); +MODULE_PARM_DESC(disable_clc, "disable CLC support"); + +int mt7925_mcu_parse_response(struct mt76_dev *mdev, int cmd, + struct sk_buff *skb, int seq) +{ + int mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); + struct mt7925_mcu_rxd *rxd; + int ret = 0; + + if (!skb) { + dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", cmd, seq); + mt792x_reset(mdev); + + return -ETIMEDOUT; + } + + rxd = (struct mt7925_mcu_rxd *)skb->data; + if (seq != rxd->seq) + return -EAGAIN; + + if (cmd == MCU_CMD(PATCH_SEM_CONTROL) || + cmd == MCU_CMD(PATCH_FINISH_REQ)) { + skb_pull(skb, sizeof(*rxd) - 4); + ret = *skb->data; + } else if (cmd == MCU_UNI_CMD(DEV_INFO_UPDATE) || + cmd == MCU_UNI_CMD(BSS_INFO_UPDATE) || + cmd == MCU_UNI_CMD(STA_REC_UPDATE) || + cmd == MCU_UNI_CMD(HIF_CTRL) || + cmd == MCU_UNI_CMD(OFFLOAD) || + cmd == MCU_UNI_CMD(SUSPEND)) { + struct mt7925_mcu_uni_event *event; + + skb_pull(skb, sizeof(*rxd)); + event = (struct mt7925_mcu_uni_event *)skb->data; + ret = le32_to_cpu(event->status); + /* skip invalid event */ + if (mcu_cmd != event->cid) + ret = -EAGAIN; + } else { + skb_pull(skb, sizeof(*rxd)); + } + + return ret; +} +EXPORT_SYMBOL_GPL(mt7925_mcu_parse_response); + +int mt7925_mcu_regval(struct mt792x_dev *dev, u32 regidx, u32 *val, bool set) +{ +#define MT_RF_REG_HDR GENMASK(31, 24) +#define MT_RF_REG_ANT GENMASK(23, 16) +#define RF_REG_PREFIX 0x99 + struct { + u8 __rsv[4]; + union { + struct uni_cmd_access_reg_basic { + __le16 tag; + __le16 len; + __le32 idx; + __le32 data; + } __packed reg; + struct uni_cmd_access_rf_reg_basic { + __le16 tag; + __le16 len; + __le16 ant; + u8 __rsv[2]; + __le32 idx; + __le32 data; + } __packed rf_reg; + }; + } __packed * res, req; + struct sk_buff *skb; + int ret; + + if (u32_get_bits(regidx, MT_RF_REG_HDR) == RF_REG_PREFIX) { + req.rf_reg.tag = cpu_to_le16(UNI_CMD_ACCESS_RF_REG_BASIC); + req.rf_reg.len = cpu_to_le16(sizeof(req.rf_reg)); + req.rf_reg.ant = cpu_to_le16(u32_get_bits(regidx, MT_RF_REG_ANT)); + req.rf_reg.idx = cpu_to_le32(regidx); + req.rf_reg.data = set ? cpu_to_le32(*val) : 0; + } else { + req.reg.tag = cpu_to_le16(UNI_CMD_ACCESS_REG_BASIC); + req.reg.len = cpu_to_le16(sizeof(req.reg)); + req.reg.idx = cpu_to_le32(regidx); + req.reg.data = set ? cpu_to_le32(*val) : 0; + } + + if (set) + return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REG_ACCESS), + &req, sizeof(req), true); + + ret = mt76_mcu_send_and_get_msg(&dev->mt76, + MCU_WM_UNI_CMD_QUERY(REG_ACCESS), + &req, sizeof(req), true, &skb); + if (ret) + return ret; + + res = (void *)skb->data; + if (u32_get_bits(regidx, MT_RF_REG_HDR) == RF_REG_PREFIX) + *val = le32_to_cpu(res->rf_reg.data); + else + *val = le32_to_cpu(res->reg.data); + + dev_kfree_skb(skb); + + return 0; +} +EXPORT_SYMBOL_GPL(mt7925_mcu_regval); + +int mt7925_mcu_update_arp_filter(struct mt76_dev *dev, + struct ieee80211_bss_conf *link_conf) +{ + struct ieee80211_vif *mvif = container_of((void *)link_conf->vif, + struct ieee80211_vif, + drv_priv); + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); + struct sk_buff *skb; + int i, len = min_t(int, mvif->cfg.arp_addr_cnt, + IEEE80211_BSS_ARP_ADDR_LIST_LEN); + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt7925_arpns_tlv arp; + } req = { + .hdr = { + .bss_idx = mconf->mt76.idx, + }, + .arp = { + .tag = cpu_to_le16(UNI_OFFLOAD_OFFLOAD_ARP), + .len = cpu_to_le16(sizeof(req) - 4 + len * 2 * sizeof(__be32)), + .ips_num = len, + .enable = true, + }, + }; + + skb = mt76_mcu_msg_alloc(dev, NULL, sizeof(req) + len * 2 * sizeof(__be32)); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &req, sizeof(req)); + for (i = 0; i < len; i++) { + skb_put_data(skb, &mvif->cfg.arp_addr_list[i], sizeof(__be32)); + skb_put_zero(skb, sizeof(__be32)); + } + + return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD(OFFLOAD), true); +} + +#ifdef CONFIG_PM +static int +mt7925_connac_mcu_set_wow_ctrl(struct mt76_phy *phy, struct ieee80211_vif *vif, + bool suspend, struct cfg80211_wowlan *wowlan) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt76_dev *dev = phy->dev; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct mt76_connac_wow_ctrl_tlv wow_ctrl_tlv; + struct mt76_connac_wow_gpio_param_tlv gpio_tlv; + } req = { + .hdr = { + .bss_idx = mvif->idx, + }, + .wow_ctrl_tlv = { + .tag = cpu_to_le16(UNI_SUSPEND_WOW_CTRL), + .len = cpu_to_le16(sizeof(struct mt76_connac_wow_ctrl_tlv)), + .cmd = suspend ? 1 : 2, + }, + .gpio_tlv = { + .tag = cpu_to_le16(UNI_SUSPEND_WOW_GPIO_PARAM), + .len = cpu_to_le16(sizeof(struct mt76_connac_wow_gpio_param_tlv)), + .gpio_pin = 0xff, /* follow fw about GPIO pin */ + }, + }; + + if (wowlan->magic_pkt) + req.wow_ctrl_tlv.trigger |= UNI_WOW_DETECT_TYPE_MAGIC; + if (wowlan->disconnect) + req.wow_ctrl_tlv.trigger |= (UNI_WOW_DETECT_TYPE_DISCONNECT | + UNI_WOW_DETECT_TYPE_BCN_LOST); + if (wowlan->nd_config) { + mt7925_mcu_sched_scan_req(phy, vif, wowlan->nd_config); + req.wow_ctrl_tlv.trigger |= UNI_WOW_DETECT_TYPE_SCH_SCAN_HIT; + mt7925_mcu_sched_scan_enable(phy, vif, suspend); + } + if (wowlan->n_patterns) + req.wow_ctrl_tlv.trigger |= UNI_WOW_DETECT_TYPE_BITMAP; + + if (mt76_is_mmio(dev)) + req.wow_ctrl_tlv.wakeup_hif = WOW_PCIE; + else if (mt76_is_usb(dev)) + req.wow_ctrl_tlv.wakeup_hif = WOW_USB; + else if (mt76_is_sdio(dev)) + req.wow_ctrl_tlv.wakeup_hif = WOW_GPIO; + + return mt76_mcu_send_msg(dev, MCU_UNI_CMD(SUSPEND), &req, + sizeof(req), true); +} + +static int +mt7925_mcu_set_wow_pattern(struct mt76_dev *dev, + struct ieee80211_vif *vif, + u8 index, bool enable, + struct cfg80211_pkt_pattern *pattern) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt7925_wow_pattern_tlv *tlv; + struct sk_buff *skb; + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr = { + .bss_idx = mvif->idx, + }; + + skb = mt76_mcu_msg_alloc(dev, NULL, sizeof(hdr) + sizeof(*tlv)); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &hdr, sizeof(hdr)); + tlv = (struct mt7925_wow_pattern_tlv *)skb_put(skb, sizeof(*tlv)); + tlv->tag = cpu_to_le16(UNI_SUSPEND_WOW_PATTERN); + tlv->len = cpu_to_le16(sizeof(*tlv)); + tlv->bss_idx = 0xF; + tlv->data_len = pattern->pattern_len; + tlv->enable = enable; + tlv->index = index; + tlv->offset = 0; + + memcpy(tlv->pattern, pattern->pattern, pattern->pattern_len); + memcpy(tlv->mask, pattern->mask, DIV_ROUND_UP(pattern->pattern_len, 8)); + + return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD(SUSPEND), true); +} + +void mt7925_mcu_set_suspend_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt76_phy *phy = priv; + bool suspend = !test_bit(MT76_STATE_RUNNING, &phy->state); + struct ieee80211_hw *hw = phy->hw; + struct cfg80211_wowlan *wowlan = hw->wiphy->wowlan_config; + int i; + + mt76_connac_mcu_set_gtk_rekey(phy->dev, vif, suspend); + + mt76_connac_mcu_set_suspend_mode(phy->dev, vif, suspend, 1, true); + + for (i = 0; i < wowlan->n_patterns; i++) + mt7925_mcu_set_wow_pattern(phy->dev, vif, i, suspend, + &wowlan->patterns[i]); + mt7925_connac_mcu_set_wow_ctrl(phy, vif, suspend, wowlan); +} + +#endif /* CONFIG_PM */ + +static void +mt7925_mcu_connection_loss_iter(void *priv, u8 *mac, + struct ieee80211_vif *vif) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt7925_uni_beacon_loss_event *event = priv; + + if (mvif->idx != event->hdr.bss_idx) + return; + + if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER) || + vif->type != NL80211_IFTYPE_STATION) + return; + + ieee80211_connection_loss(vif); +} + +static void +mt7925_mcu_connection_loss_event(struct mt792x_dev *dev, struct sk_buff *skb) +{ + struct mt7925_uni_beacon_loss_event *event; + struct mt76_phy *mphy = &dev->mt76.phy; + + skb_pull(skb, sizeof(struct mt7925_mcu_rxd)); + event = (struct mt7925_uni_beacon_loss_event *)skb->data; + + ieee80211_iterate_active_interfaces_atomic(mphy->hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_mcu_connection_loss_iter, event); +} + +static void +mt7925_mcu_roc_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct mt7925_roc_grant_tlv *grant = priv; + + if (ieee80211_vif_is_mld(vif) && vif->type == NL80211_IFTYPE_STATION) + return; + + if (mvif->idx != grant->bss_idx) + return; + + mvif->band_idx = grant->dbdcband; +} + +static void mt7925_mcu_roc_handle_grant(struct mt792x_dev *dev, + struct tlv *tlv) +{ + struct ieee80211_hw *hw = dev->mt76.hw; + struct mt7925_roc_grant_tlv *grant; + int duration; + + grant = (struct mt7925_roc_grant_tlv *)tlv; + + /* should never happen */ + WARN_ON_ONCE((le16_to_cpu(grant->tag) != UNI_EVENT_ROC_GRANT)); + + if (grant->reqtype == MT7925_ROC_REQ_ROC) + ieee80211_ready_on_channel(hw); + else if (grant->reqtype == MT7925_ROC_REQ_JOIN) + ieee80211_iterate_active_interfaces_atomic(hw, + IEEE80211_IFACE_ITER_RESUME_ALL, + mt7925_mcu_roc_iter, grant); + dev->phy.roc_grant = true; + wake_up(&dev->phy.roc_wait); + duration = le32_to_cpu(grant->max_interval); + mod_timer(&dev->phy.roc_timer, + jiffies + msecs_to_jiffies(duration)); +} + +static void +mt7925_mcu_uni_roc_event(struct mt792x_dev *dev, struct sk_buff *skb) +{ + struct tlv *tlv; + int i = 0; + + skb_pull(skb, sizeof(struct mt7925_mcu_rxd) + 4); + + while (i < skb->len) { + tlv = (struct tlv *)(skb->data + i); + + switch (le16_to_cpu(tlv->tag)) { + case UNI_EVENT_ROC_GRANT: + mt7925_mcu_roc_handle_grant(dev, tlv); + break; + case UNI_EVENT_ROC_GRANT_SUB_LINK: + break; + } + + i += le16_to_cpu(tlv->len); + } +} + +static void +mt7925_mcu_scan_event(struct mt792x_dev *dev, struct sk_buff *skb) +{ + struct mt76_phy *mphy = &dev->mt76.phy; + struct mt792x_phy *phy = mphy->priv; + + spin_lock_bh(&dev->mt76.lock); + __skb_queue_tail(&phy->scan_event_list, skb); + spin_unlock_bh(&dev->mt76.lock); + + ieee80211_queue_delayed_work(mphy->hw, &phy->scan_work, + MT792x_HW_SCAN_TIMEOUT); +} + +static void +mt7925_mcu_tx_done_event(struct mt792x_dev *dev, struct sk_buff *skb) +{ +#define UNI_EVENT_TX_DONE_MSG 0 +#define UNI_EVENT_TX_DONE_RAW 1 + struct mt7925_mcu_txs_event { + u8 ver; + u8 rsv[3]; + u8 data[0]; + } __packed * txs; + struct tlv *tlv; + u32 tlv_len; + + skb_pull(skb, sizeof(struct mt7925_mcu_rxd) + 4); + tlv = (struct tlv *)skb->data; + tlv_len = skb->len; + + while (tlv_len > 0 && le16_to_cpu(tlv->len) <= tlv_len) { + switch (le16_to_cpu(tlv->tag)) { + case UNI_EVENT_TX_DONE_RAW: + txs = (struct mt7925_mcu_txs_event *)tlv->data; + mt7925_mac_add_txs(dev, txs->data); + break; + default: + break; + } + tlv_len -= le16_to_cpu(tlv->len); + tlv = (struct tlv *)((char *)(tlv) + le16_to_cpu(tlv->len)); + } +} + +static void +mt7925_mcu_uni_debug_msg_event(struct mt792x_dev *dev, struct sk_buff *skb) +{ + struct mt7925_uni_debug_msg { + __le16 tag; + __le16 len; + u8 fmt; + u8 rsv[3]; + u8 id; + u8 type:3; + u8 nr_args:5; + union { + struct idxlog { + __le16 rsv; + __le32 ts; + __le32 idx; + u8 data[]; + } __packed idx; + struct txtlog { + u8 len; + u8 rsv; + __le32 ts; + u8 data[]; + } __packed txt; + }; + } __packed * hdr; + + skb_pull(skb, sizeof(struct mt7925_mcu_rxd) + 4); + hdr = (struct mt7925_uni_debug_msg *)skb->data; + + if (hdr->id == 0x28) { + skb_pull(skb, offsetof(struct mt7925_uni_debug_msg, id)); + wiphy_info(mt76_hw(dev)->wiphy, "%.*s", skb->len, skb->data); + return; + } else if (hdr->id != 0xa8) { + return; + } + + if (hdr->type == 0) { /* idx log */ + int i, ret, len = PAGE_SIZE - 1, nr_val; + struct page *page = dev_alloc_pages(get_order(len)); + __le32 *val; + char *buf, *cur; + + if (!page) + return; + + buf = page_address(page); + cur = buf; + + nr_val = (le16_to_cpu(hdr->len) - sizeof(*hdr)) / 4; + val = (__le32 *)hdr->idx.data; + for (i = 0; i < nr_val && len > 0; i++) { + ret = snprintf(cur, len, "0x%x,", le32_to_cpu(val[i])); + if (ret <= 0) + break; + + cur += ret; + len -= ret; + } + if (cur > buf) + wiphy_info(mt76_hw(dev)->wiphy, "idx: 0x%X,%d,%s", + le32_to_cpu(hdr->idx.idx), nr_val, buf); + put_page(page); + } else if (hdr->type == 2) { /* str log */ + wiphy_info(mt76_hw(dev)->wiphy, "%.*s", hdr->txt.len, hdr->txt.data); + } +} + +static void +mt7925_mcu_uni_rx_unsolicited_event(struct mt792x_dev *dev, + struct sk_buff *skb) +{ + struct mt7925_mcu_rxd *rxd; + + rxd = (struct mt7925_mcu_rxd *)skb->data; + + switch (rxd->eid) { + case MCU_UNI_EVENT_FW_LOG_2_HOST: + mt7925_mcu_uni_debug_msg_event(dev, skb); + break; + case MCU_UNI_EVENT_ROC: + mt7925_mcu_uni_roc_event(dev, skb); + break; + case MCU_UNI_EVENT_SCAN_DONE: + mt7925_mcu_scan_event(dev, skb); + return; + case MCU_UNI_EVENT_TX_DONE: + mt7925_mcu_tx_done_event(dev, skb); + break; + case MCU_UNI_EVENT_BSS_BEACON_LOSS: + mt7925_mcu_connection_loss_event(dev, skb); + break; + case MCU_UNI_EVENT_COREDUMP: + dev->fw_assert = true; + mt76_connac_mcu_coredump_event(&dev->mt76, skb, &dev->coredump); + return; + default: + break; + } + dev_kfree_skb(skb); +} + +void mt7925_mcu_rx_event(struct mt792x_dev *dev, struct sk_buff *skb) +{ + struct mt7925_mcu_rxd *rxd = (struct mt7925_mcu_rxd *)skb->data; + + if (skb_linearize(skb)) + return; + + if (rxd->option & MCU_UNI_CMD_UNSOLICITED_EVENT) { + mt7925_mcu_uni_rx_unsolicited_event(dev, skb); + return; + } + + mt76_mcu_rx_event(&dev->mt76, skb); +} + +static int +mt7925_mcu_sta_ba(struct mt76_dev *dev, struct mt76_vif *mvif, + struct ieee80211_ampdu_params *params, + bool enable, bool tx) +{ + struct mt76_wcid *wcid = (struct mt76_wcid *)params->sta->drv_priv; + struct sta_rec_ba_uni *ba; + struct sk_buff *skb; + struct tlv *tlv; + int len; + + len = sizeof(struct sta_req_hdr) + sizeof(*ba); + skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, wcid, + len); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba)); + + ba = (struct sta_rec_ba_uni *)tlv; + ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT; + ba->winsize = cpu_to_le16(params->buf_size); + ba->ssn = cpu_to_le16(params->ssn); + ba->ba_en = enable << params->tid; + ba->amsdu = params->amsdu; + ba->tid = params->tid; + + return mt76_mcu_skb_send_msg(dev, skb, + MCU_UNI_CMD(STA_REC_UPDATE), true); +} + +/** starec & wtbl **/ +int mt7925_mcu_uni_tx_ba(struct mt792x_dev *dev, + struct ieee80211_ampdu_params *params, + bool enable) +{ + struct mt792x_sta *msta = (struct mt792x_sta *)params->sta->drv_priv; + struct mt792x_vif *mvif = msta->vif; + + if (enable && !params->amsdu) + msta->deflink.wcid.amsdu = false; + + return mt7925_mcu_sta_ba(&dev->mt76, &mvif->bss_conf.mt76, params, + enable, true); +} + +int mt7925_mcu_uni_rx_ba(struct mt792x_dev *dev, + struct ieee80211_ampdu_params *params, + bool enable) +{ + struct mt792x_sta *msta = (struct mt792x_sta *)params->sta->drv_priv; + struct mt792x_vif *mvif = msta->vif; + + return mt7925_mcu_sta_ba(&dev->mt76, &mvif->bss_conf.mt76, params, + enable, false); +} + +static int mt7925_load_clc(struct mt792x_dev *dev, const char *fw_name) +{ + const struct mt76_connac2_fw_trailer *hdr; + const struct mt76_connac2_fw_region *region; + const struct mt7925_clc *clc; + struct mt76_dev *mdev = &dev->mt76; + struct mt792x_phy *phy = &dev->phy; + const struct firmware *fw; + int ret, i, len, offset = 0; + u8 *clc_base = NULL; + + if (mt7925_disable_clc || + mt76_is_usb(&dev->mt76)) + return 0; + + ret = request_firmware(&fw, fw_name, mdev->dev); + if (ret) + return ret; + + if (!fw || !fw->data || fw->size < sizeof(*hdr)) { + dev_err(mdev->dev, "Invalid firmware\n"); + ret = -EINVAL; + goto out; + } + + hdr = (const void *)(fw->data + fw->size - sizeof(*hdr)); + for (i = 0; i < hdr->n_region; i++) { + region = (const void *)((const u8 *)hdr - + (hdr->n_region - i) * sizeof(*region)); + len = le32_to_cpu(region->len); + + /* check if we have valid buffer size */ + if (offset + len > fw->size) { + dev_err(mdev->dev, "Invalid firmware region\n"); + ret = -EINVAL; + goto out; + } + + if ((region->feature_set & FW_FEATURE_NON_DL) && + region->type == FW_TYPE_CLC) { + clc_base = (u8 *)(fw->data + offset); + break; + } + offset += len; + } + + if (!clc_base) + goto out; + + for (offset = 0; offset < len; offset += le32_to_cpu(clc->len)) { + clc = (const struct mt7925_clc *)(clc_base + offset); + + if (clc->idx >= ARRAY_SIZE(phy->clc)) + break; + + /* do not init buf again if chip reset triggered */ + if (phy->clc[clc->idx]) + continue; + + phy->clc[clc->idx] = devm_kmemdup(mdev->dev, clc, + le32_to_cpu(clc->len), + GFP_KERNEL); + + if (!phy->clc[clc->idx]) { + ret = -ENOMEM; + goto out; + } + } + + ret = mt7925_mcu_set_clc(dev, "00", ENVIRON_INDOOR); +out: + release_firmware(fw); + + return ret; +} + +int mt7925_mcu_fw_log_2_host(struct mt792x_dev *dev, u8 ctrl) +{ + struct { + u8 _rsv[4]; + + __le16 tag; + __le16 len; + u8 ctrl; + u8 interval; + u8 _rsv2[2]; + } __packed req = { + .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_LOG_CTRL), + .len = cpu_to_le16(sizeof(req) - 4), + .ctrl = ctrl, + }; + int ret; + + ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_UNI_CMD(WSYS_CONFIG), + &req, sizeof(req), false, NULL); + return ret; +} + +int mt7925_mcu_get_temperature(struct mt792x_phy *phy) +{ + struct { + u8 _rsv[4]; + + __le16 tag; + __le16 len; + u8 _rsv2[4]; + } __packed req = { + .tag = cpu_to_le16(0x0), + .len = cpu_to_le16(sizeof(req) - 4), + }; + struct mt7925_thermal_evt { + u8 rsv[4]; + __le32 temperature; + } __packed * evt; + struct mt792x_dev *dev = phy->dev; + int temperature, ret; + struct sk_buff *skb; + + ret = mt76_mcu_send_and_get_msg(&dev->mt76, + MCU_WM_UNI_CMD_QUERY(THERMAL), + &req, sizeof(req), true, &skb); + if (ret) + return ret; + + skb_pull(skb, 4 + sizeof(struct tlv)); + evt = (struct mt7925_thermal_evt *)skb->data; + + temperature = le32_to_cpu(evt->temperature); + + dev_kfree_skb(skb); + + return temperature; +} + +static void +mt7925_mcu_parse_phy_cap(struct mt792x_dev *dev, char *data) +{ + struct mt76_phy *mphy = &dev->mt76.phy; + struct mt76_dev *mdev = mphy->dev; + struct mt7925_mcu_phy_cap { + u8 ht; + u8 vht; + u8 _5g; + u8 max_bw; + u8 nss; + u8 dbdc; + u8 tx_ldpc; + u8 rx_ldpc; + u8 tx_stbc; + u8 rx_stbc; + u8 hw_path; + u8 he; + u8 eht; + } __packed * cap; + enum { + WF0_24G, + WF0_5G + }; + + cap = (struct mt7925_mcu_phy_cap *)data; + + mdev->phy.antenna_mask = BIT(cap->nss) - 1; + mdev->phy.chainmask = mdev->phy.antenna_mask; + mdev->phy.cap.has_2ghz = cap->hw_path & BIT(WF0_24G); + mdev->phy.cap.has_5ghz = cap->hw_path & BIT(WF0_5G); + dev->has_eht = cap->eht; +} + +static void +mt7925_mcu_parse_eml_cap(struct mt792x_dev *dev, char *data) +{ + struct mt7925_mcu_eml_cap { + u8 rsv[4]; + __le16 eml_cap; + u8 rsv2[6]; + } __packed * cap; + + cap = (struct mt7925_mcu_eml_cap *)data; + + dev->phy.eml_cap = le16_to_cpu(cap->eml_cap); +} + +static int +mt7925_mcu_get_nic_capability(struct mt792x_dev *dev) +{ + struct mt76_phy *mphy = &dev->mt76.phy; + struct { + u8 _rsv[4]; + + __le16 tag; + __le16 len; + } __packed req = { + .tag = cpu_to_le16(UNI_CHIP_CONFIG_NIC_CAPA), + .len = cpu_to_le16(sizeof(req) - 4), + }; + struct mt76_connac_cap_hdr { + __le16 n_element; + u8 rsv[2]; + } __packed * hdr; + struct sk_buff *skb; + int ret, i; + + ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_UNI_CMD(CHIP_CONFIG), + &req, sizeof(req), true, &skb); + if (ret) + return ret; + + hdr = (struct mt76_connac_cap_hdr *)skb->data; + if (skb->len < sizeof(*hdr)) { + ret = -EINVAL; + goto out; + } + + skb_pull(skb, sizeof(*hdr)); + + for (i = 0; i < le16_to_cpu(hdr->n_element); i++) { + struct tlv *tlv = (struct tlv *)skb->data; + int len; + + if (skb->len < sizeof(*tlv)) + break; + + len = le16_to_cpu(tlv->len); + if (skb->len < len) + break; + + switch (le16_to_cpu(tlv->tag)) { + case MT_NIC_CAP_6G: + mphy->cap.has_6ghz = !!tlv->data[0]; + break; + case MT_NIC_CAP_MAC_ADDR: + memcpy(mphy->macaddr, (void *)tlv->data, ETH_ALEN); + break; + case MT_NIC_CAP_PHY: + mt7925_mcu_parse_phy_cap(dev, tlv->data); + break; + case MT_NIC_CAP_CHIP_CAP: + memcpy(&dev->phy.chip_cap, (void *)skb->data, sizeof(u64)); + break; + case MT_NIC_CAP_EML_CAP: + mt7925_mcu_parse_eml_cap(dev, tlv->data); + break; + default: + break; + } + skb_pull(skb, len); + } +out: + dev_kfree_skb(skb); + return ret; +} + +int mt7925_mcu_chip_config(struct mt792x_dev *dev, const char *cmd) +{ + u16 len = strlen(cmd) + 1; + struct { + u8 _rsv[4]; + __le16 tag; + __le16 len; + struct mt76_connac_config config; + } __packed req = { + .tag = cpu_to_le16(UNI_CHIP_CONFIG_CHIP_CFG), + .len = cpu_to_le16(sizeof(req) - 4), + .config = { + .resp_type = 0, + .type = 0, + .data_size = cpu_to_le16(len), + }, + }; + + memcpy(req.config.data, cmd, len); + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(CHIP_CONFIG), + &req, sizeof(req), false); +} + +int mt7925_mcu_set_deep_sleep(struct mt792x_dev *dev, bool enable) +{ + char cmd[16]; + + snprintf(cmd, sizeof(cmd), "KeepFullPwr %d", !enable); + + return mt7925_mcu_chip_config(dev, cmd); +} +EXPORT_SYMBOL_GPL(mt7925_mcu_set_deep_sleep); + +int mt7925_run_firmware(struct mt792x_dev *dev) +{ + int err; + + err = mt792x_load_firmware(dev); + if (err) + return err; + + err = mt7925_mcu_get_nic_capability(dev); + if (err) + return err; + + set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); + err = mt7925_load_clc(dev, mt792x_ram_name(dev)); + if (err) + return err; + + return mt7925_mcu_fw_log_2_host(dev, 1); +} +EXPORT_SYMBOL_GPL(mt7925_run_firmware); + +static void +mt7925_mcu_sta_hdr_trans_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, + struct ieee80211_link_sta *link_sta) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct sta_rec_hdr_trans *hdr_trans; + struct mt76_wcid *wcid; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDR_TRANS, sizeof(*hdr_trans)); + hdr_trans = (struct sta_rec_hdr_trans *)tlv; + hdr_trans->dis_rx_hdr_tran = true; + + if (vif->type == NL80211_IFTYPE_STATION) + hdr_trans->to_ds = true; + else + hdr_trans->from_ds = true; + + if (link_sta) { + struct mt792x_sta *msta = (struct mt792x_sta *)link_sta->sta->drv_priv; + struct mt792x_link_sta *mlink; + + mlink = mt792x_sta_to_link(msta, link_sta->link_id); + wcid = &mlink->wcid; + } else { + wcid = &mvif->sta.deflink.wcid; + } + + if (!wcid) + return; + + hdr_trans->dis_rx_hdr_tran = !test_bit(MT_WCID_FLAG_HDR_TRANS, &wcid->flags); + if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) { + hdr_trans->to_ds = true; + hdr_trans->from_ds = true; + } +} + +int mt7925_mcu_wtbl_update_hdr_trans(struct mt792x_dev *dev, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + int link_id) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct ieee80211_link_sta *link_sta = sta ? &sta->deflink : NULL; + struct mt792x_link_sta *mlink; + struct mt792x_bss_conf *mconf; + struct mt792x_sta *msta; + struct sk_buff *skb; + + msta = sta ? (struct mt792x_sta *)sta->drv_priv : &mvif->sta; + + mlink = mt792x_sta_to_link(msta, link_id); + link_sta = mt792x_sta_to_link_sta(vif, sta, link_id); + mconf = mt792x_vif_to_link(mvif, link_id); + + skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mconf->mt76, + &mlink->wcid, + MT7925_STA_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + /* starec hdr trans */ + mt7925_mcu_sta_hdr_trans_tlv(skb, vif, link_sta); + return mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true); +} + +int mt7925_mcu_set_tx(struct mt792x_dev *dev, + struct ieee80211_bss_conf *bss_conf) +{ +#define MCU_EDCA_AC_PARAM 0 +#define WMM_AIFS_SET BIT(0) +#define WMM_CW_MIN_SET BIT(1) +#define WMM_CW_MAX_SET BIT(2) +#define WMM_TXOP_SET BIT(3) +#define WMM_PARAM_SET (WMM_AIFS_SET | WMM_CW_MIN_SET | \ + WMM_CW_MAX_SET | WMM_TXOP_SET) + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(bss_conf); + struct { + u8 bss_idx; + u8 __rsv[3]; + } __packed hdr = { + .bss_idx = mconf->mt76.idx, + }; + struct sk_buff *skb; + int len = sizeof(hdr) + IEEE80211_NUM_ACS * sizeof(struct edca); + int ac; + + skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len); + if (!skb) + return -ENOMEM; + + skb_put_data(skb, &hdr, sizeof(hdr)); + + for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { + struct ieee80211_tx_queue_params *q = &mconf->queue_params[ac]; + struct edca *e; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, MCU_EDCA_AC_PARAM, sizeof(*e)); + + e = (struct edca *)tlv; + e->set = WMM_PARAM_SET; + e->queue = ac; + e->aifs = q->aifs; + e->txop = cpu_to_le16(q->txop); + + if (q->cw_min) + e->cw_min = fls(q->cw_min); + else + e->cw_min = 5; + + if (q->cw_max) + e->cw_max = fls(q->cw_max); + else + e->cw_max = 10; + } + + return mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_UNI_CMD(EDCA_UPDATE), true); +} + +static int +mt7925_mcu_sta_key_tlv(struct mt76_wcid *wcid, + struct mt76_connac_sta_key_conf *sta_key_conf, + struct sk_buff *skb, + struct ieee80211_key_conf *key, + enum set_key_cmd cmd, + struct mt792x_sta *msta) +{ + struct mt792x_vif *mvif = msta->vif; + struct mt792x_bss_conf *mconf = mt792x_vif_to_link(mvif, wcid->link_id); + struct sta_rec_sec_uni *sec; + struct ieee80211_sta *sta; + struct ieee80211_vif *vif; + struct tlv *tlv; + + sta = msta == &mvif->sta ? + NULL : + container_of((void *)msta, struct ieee80211_sta, drv_priv); + vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv); + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V3, sizeof(*sec)); + sec = (struct sta_rec_sec_uni *)tlv; + sec->bss_idx = mconf->mt76.idx; + sec->is_authenticator = 0; + sec->mgmt_prot = 1; /* only used in MLO mode */ + sec->wlan_idx = (u8)wcid->idx; + + if (sta) { + struct ieee80211_link_sta *link_sta; + + sec->tx_key = 1; + sec->key_type = 1; + link_sta = mt792x_sta_to_link_sta(vif, sta, wcid->link_id); + + if (link_sta) + memcpy(sec->peer_addr, link_sta->addr, ETH_ALEN); + } else { + struct ieee80211_bss_conf *link_conf; + + link_conf = mt792x_vif_to_bss_conf(vif, wcid->link_id); + + if (link_conf) + memcpy(sec->peer_addr, link_conf->bssid, ETH_ALEN); + } + + if (cmd == SET_KEY) { + u8 cipher; + + sec->add = 1; + cipher = mt7925_mcu_get_cipher(key->cipher); + if (cipher == CONNAC3_CIPHER_NONE) + return -EOPNOTSUPP; + + if (cipher == CONNAC3_CIPHER_BIP_CMAC_128) { + sec->cipher_id = CONNAC3_CIPHER_BIP_CMAC_128; + sec->key_id = sta_key_conf->keyidx; + sec->key_len = 32; + memcpy(sec->key, sta_key_conf->key, 16); + memcpy(sec->key + 16, key->key, 16); + } else { + sec->cipher_id = cipher; + sec->key_id = key->keyidx; + sec->key_len = key->keylen; + memcpy(sec->key, key->key, key->keylen); + + if (cipher == CONNAC3_CIPHER_TKIP) { + /* Rx/Tx MIC keys are swapped */ + memcpy(sec->key + 16, key->key + 24, 8); + memcpy(sec->key + 24, key->key + 16, 8); + } + + /* store key_conf for BIP batch update */ + if (cipher == CONNAC3_CIPHER_AES_CCMP) { + memcpy(sta_key_conf->key, key->key, key->keylen); + sta_key_conf->keyidx = key->keyidx; + } + } + } else { + sec->add = 0; + } + + return 0; +} + +int mt7925_mcu_add_key(struct mt76_dev *dev, struct ieee80211_vif *vif, + struct mt76_connac_sta_key_conf *sta_key_conf, + struct ieee80211_key_conf *key, int mcu_cmd, + struct mt76_wcid *wcid, enum set_key_cmd cmd, + struct mt792x_sta *msta) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_bss_conf *mconf = mt792x_vif_to_link(mvif, wcid->link_id); + struct sk_buff *skb; + int ret; + + skb = __mt76_connac_mcu_alloc_sta_req(dev, &mconf->mt76, wcid, + MT7925_STA_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + ret = mt7925_mcu_sta_key_tlv(wcid, sta_key_conf, skb, key, cmd, msta); + if (ret) + return ret; + + return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true); +} + +int mt7925_mcu_set_mlo_roc(struct mt792x_bss_conf *mconf, u16 sel_links, + int duration, u8 token_id) +{ + struct mt792x_vif *mvif = mconf->vif; + struct ieee80211_vif *vif = container_of((void *)mvif, + struct ieee80211_vif, drv_priv); + struct ieee80211_bss_conf *link_conf; + struct ieee80211_channel *chan; + const u8 ch_band[] = { + [NL80211_BAND_2GHZ] = 1, + [NL80211_BAND_5GHZ] = 2, + [NL80211_BAND_6GHZ] = 3, + }; + enum mt7925_roc_req type; + int center_ch, i = 0; + bool is_AG_band = false; + struct { + u8 id; + u8 bss_idx; + u16 tag; + struct mt792x_bss_conf *mconf; + struct ieee80211_channel *chan; + } links[2]; + + struct { + struct { + u8 rsv[4]; + } __packed hdr; + struct roc_acquire_tlv roc[2]; + } __packed req; + + if (!mconf || hweight16(vif->valid_links) < 2 || + hweight16(sel_links) != 2) + return -EPERM; + + for (i = 0; i < ARRAY_SIZE(links); i++) { + links[i].id = i ? __ffs(~BIT(mconf->link_id) & sel_links) : + mconf->link_id; + link_conf = mt792x_vif_to_bss_conf(vif, links[i].id); + if (WARN_ON_ONCE(!link_conf)) + return -EPERM; + + links[i].chan = link_conf->chanreq.oper.chan; + if (WARN_ON_ONCE(!links[i].chan)) + return -EPERM; + + links[i].mconf = mt792x_vif_to_link(mvif, links[i].id); + links[i].tag = links[i].id == mconf->link_id ? + UNI_ROC_ACQUIRE : UNI_ROC_SUB_LINK; + + is_AG_band |= links[i].chan->band == NL80211_BAND_2GHZ; + } + + if (vif->cfg.eml_cap & IEEE80211_EML_CAP_EMLSR_SUPP) + type = is_AG_band ? MT7925_ROC_REQ_MLSR_AG : + MT7925_ROC_REQ_MLSR_AA; + else + type = MT7925_ROC_REQ_JOIN; + + for (i = 0; i < ARRAY_SIZE(links) && i < hweight16(vif->active_links); i++) { + if (WARN_ON_ONCE(!links[i].mconf || !links[i].chan)) + continue; + + chan = links[i].chan; + center_ch = ieee80211_frequency_to_channel(chan->center_freq); + req.roc[i].len = cpu_to_le16(sizeof(struct roc_acquire_tlv)); + req.roc[i].tag = cpu_to_le16(links[i].tag); + req.roc[i].tokenid = token_id; + req.roc[i].reqtype = type; + req.roc[i].maxinterval = cpu_to_le32(duration); + req.roc[i].bss_idx = links[i].mconf->mt76.idx; + req.roc[i].control_channel = chan->hw_value; + req.roc[i].bw = CMD_CBW_20MHZ; + req.roc[i].bw_from_ap = CMD_CBW_20MHZ; + req.roc[i].center_chan = center_ch; + req.roc[i].center_chan_from_ap = center_ch; + + /* STR : 0xfe indicates BAND_ALL with enabling DBDC + * EMLSR : 0xff indicates (BAND_AUTO) without DBDC + */ + req.roc[i].dbdcband = type == MT7925_ROC_REQ_JOIN ? 0xfe : 0xff; + + if (chan->hw_value < center_ch) + req.roc[i].sco = 1; /* SCA */ + else if (chan->hw_value > center_ch) + req.roc[i].sco = 3; /* SCB */ + + req.roc[i].band = ch_band[chan->band]; + } + + return mt76_mcu_send_msg(&mvif->phy->dev->mt76, MCU_UNI_CMD(ROC), + &req, sizeof(req), false); +} + +int mt7925_mcu_set_roc(struct mt792x_phy *phy, struct mt792x_bss_conf *mconf, + struct ieee80211_channel *chan, int duration, + enum mt7925_roc_req type, u8 token_id) +{ + int center_ch = ieee80211_frequency_to_channel(chan->center_freq); + struct mt792x_dev *dev = phy->dev; + struct { + struct { + u8 rsv[4]; + } __packed hdr; + struct roc_acquire_tlv roc; + } __packed req = { + .roc = { + .tag = cpu_to_le16(UNI_ROC_ACQUIRE), + .len = cpu_to_le16(sizeof(struct roc_acquire_tlv)), + .tokenid = token_id, + .reqtype = type, + .maxinterval = cpu_to_le32(duration), + .bss_idx = mconf->mt76.idx, + .control_channel = chan->hw_value, + .bw = CMD_CBW_20MHZ, + .bw_from_ap = CMD_CBW_20MHZ, + .center_chan = center_ch, + .center_chan_from_ap = center_ch, + .dbdcband = 0xff, /* auto */ + }, + }; + + if (chan->hw_value < center_ch) + req.roc.sco = 1; /* SCA */ + else if (chan->hw_value > center_ch) + req.roc.sco = 3; /* SCB */ + + switch (chan->band) { + case NL80211_BAND_6GHZ: + req.roc.band = 3; + break; + case NL80211_BAND_5GHZ: + req.roc.band = 2; + break; + default: + req.roc.band = 1; + break; + } + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(ROC), + &req, sizeof(req), false); +} + +int mt7925_mcu_abort_roc(struct mt792x_phy *phy, struct mt792x_bss_conf *mconf, + u8 token_id) +{ + struct mt792x_dev *dev = phy->dev; + struct { + struct { + u8 rsv[4]; + } __packed hdr; + struct roc_abort_tlv { + __le16 tag; + __le16 len; + u8 bss_idx; + u8 tokenid; + u8 dbdcband; + u8 rsv[5]; + } __packed abort; + } __packed req = { + .abort = { + .tag = cpu_to_le16(UNI_ROC_ABORT), + .len = cpu_to_le16(sizeof(struct roc_abort_tlv)), + .tokenid = token_id, + .bss_idx = mconf->mt76.idx, + .dbdcband = 0xff, /* auto*/ + }, + }; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(ROC), + &req, sizeof(req), false); +} + +int mt7925_mcu_set_eeprom(struct mt792x_dev *dev) +{ + struct { + u8 _rsv[4]; + + __le16 tag; + __le16 len; + u8 buffer_mode; + u8 format; + __le16 buf_len; + } __packed req = { + .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE), + .len = cpu_to_le16(sizeof(req) - 4), + .buffer_mode = EE_MODE_EFUSE, + .format = EE_FORMAT_WHOLE + }; + + return mt76_mcu_send_and_get_msg(&dev->mt76, MCU_UNI_CMD(EFUSE_CTRL), + &req, sizeof(req), false, NULL); +} +EXPORT_SYMBOL_GPL(mt7925_mcu_set_eeprom); + +int mt7925_mcu_uni_bss_ps(struct mt792x_dev *dev, + struct ieee80211_bss_conf *link_conf) +{ + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct ps_tlv { + __le16 tag; + __le16 len; + u8 ps_state; /* 0: device awake + * 1: static power save + * 2: dynamic power saving + * 3: enter TWT power saving + * 4: leave TWT power saving + */ + u8 pad[3]; + } __packed ps; + } __packed ps_req = { + .hdr = { + .bss_idx = mconf->mt76.idx, + }, + .ps = { + .tag = cpu_to_le16(UNI_BSS_INFO_PS), + .len = cpu_to_le16(sizeof(struct ps_tlv)), + .ps_state = link_conf->vif->cfg.ps ? 2 : 0, + }, + }; + + if (link_conf->vif->type != NL80211_IFTYPE_STATION) + return -EOPNOTSUPP; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &ps_req, sizeof(ps_req), true); +} + +static int +mt7925_mcu_uni_bss_bcnft(struct mt792x_dev *dev, + struct ieee80211_bss_conf *link_conf, bool enable) +{ + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct bcnft_tlv { + __le16 tag; + __le16 len; + __le16 bcn_interval; + u8 dtim_period; + u8 bmc_delivered_ac; + u8 bmc_triggered_ac; + u8 pad[3]; + } __packed bcnft; + } __packed bcnft_req = { + .hdr = { + .bss_idx = mconf->mt76.idx, + }, + .bcnft = { + .tag = cpu_to_le16(UNI_BSS_INFO_BCNFT), + .len = cpu_to_le16(sizeof(struct bcnft_tlv)), + .bcn_interval = cpu_to_le16(link_conf->beacon_int), + .dtim_period = link_conf->dtim_period, + }, + }; + + if (link_conf->vif->type != NL80211_IFTYPE_STATION) + return 0; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &bcnft_req, sizeof(bcnft_req), true); +} + +int +mt7925_mcu_set_bss_pm(struct mt792x_dev *dev, + struct ieee80211_bss_conf *link_conf, + bool enable) +{ + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct bcnft_tlv { + __le16 tag; + __le16 len; + __le16 bcn_interval; + u8 dtim_period; + u8 bmc_delivered_ac; + u8 bmc_triggered_ac; + u8 pad[3]; + } __packed enable; + } req = { + .hdr = { + .bss_idx = mconf->mt76.idx, + }, + .enable = { + .tag = cpu_to_le16(UNI_BSS_INFO_BCNFT), + .len = cpu_to_le16(sizeof(struct bcnft_tlv)), + .dtim_period = link_conf->dtim_period, + .bcn_interval = cpu_to_le16(link_conf->beacon_int), + }, + }; + struct { + struct { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct pm_disable { + __le16 tag; + __le16 len; + } __packed disable; + } req1 = { + .hdr = { + .bss_idx = mconf->mt76.idx, + }, + .disable = { + .tag = cpu_to_le16(UNI_BSS_INFO_PM_DISABLE), + .len = cpu_to_le16(sizeof(struct pm_disable)) + }, + }; + int err; + + err = mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &req1, sizeof(req1), false); + if (err < 0 || !enable) + return err; + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &req, sizeof(req), false); +} + +static void +mt7925_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta) +{ + if (!link_sta->he_cap.has_he) + return; + + mt76_connac_mcu_sta_he_tlv_v2(skb, link_sta->sta); +} + +static void +mt7925_mcu_sta_he_6g_tlv(struct sk_buff *skb, + struct ieee80211_link_sta *link_sta) +{ + struct sta_rec_he_6g_capa *he_6g; + struct tlv *tlv; + + if (!link_sta->he_6ghz_capa.capa) + return; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G, sizeof(*he_6g)); + + he_6g = (struct sta_rec_he_6g_capa *)tlv; + he_6g->capa = link_sta->he_6ghz_capa.capa; +} + +static void +mt7925_mcu_sta_eht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta) +{ + struct ieee80211_eht_mcs_nss_supp *mcs_map; + struct ieee80211_eht_cap_elem_fixed *elem; + struct sta_rec_eht *eht; + struct tlv *tlv; + + if (!link_sta->eht_cap.has_eht) + return; + + mcs_map = &link_sta->eht_cap.eht_mcs_nss_supp; + elem = &link_sta->eht_cap.eht_cap_elem; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT, sizeof(*eht)); + + eht = (struct sta_rec_eht *)tlv; + eht->tid_bitmap = 0xff; + eht->mac_cap = cpu_to_le16(*(u16 *)elem->mac_cap_info); + eht->phy_cap = cpu_to_le64(*(u64 *)elem->phy_cap_info); + eht->phy_cap_ext = cpu_to_le64(elem->phy_cap_info[8]); + + if (link_sta->bandwidth == IEEE80211_STA_RX_BW_20) + memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz, sizeof(eht->mcs_map_bw20)); + memcpy(eht->mcs_map_bw80, &mcs_map->bw._80, sizeof(eht->mcs_map_bw80)); + memcpy(eht->mcs_map_bw160, &mcs_map->bw._160, sizeof(eht->mcs_map_bw160)); +} + +static void +mt7925_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta) +{ + struct sta_rec_ht *ht; + struct tlv *tlv; + + if (!link_sta->ht_cap.ht_supported) + return; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht)); + + ht = (struct sta_rec_ht *)tlv; + ht->ht_cap = cpu_to_le16(link_sta->ht_cap.cap); +} + +static void +mt7925_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta) +{ + struct sta_rec_vht *vht; + struct tlv *tlv; + + /* For 6G band, this tlv is necessary to let hw work normally */ + if (!link_sta->he_6ghz_capa.capa && !link_sta->vht_cap.vht_supported) + return; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht)); + + vht = (struct sta_rec_vht *)tlv; + vht->vht_cap = cpu_to_le32(link_sta->vht_cap.cap); + vht->vht_rx_mcs_map = link_sta->vht_cap.vht_mcs.rx_mcs_map; + vht->vht_tx_mcs_map = link_sta->vht_cap.vht_mcs.tx_mcs_map; +} + +static void +mt7925_mcu_sta_amsdu_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, + struct ieee80211_link_sta *link_sta) +{ + struct mt792x_sta *msta = (struct mt792x_sta *)link_sta->sta->drv_priv; + struct mt792x_link_sta *mlink; + struct sta_rec_amsdu *amsdu; + struct tlv *tlv; + + if (vif->type != NL80211_IFTYPE_STATION && + vif->type != NL80211_IFTYPE_AP) + return; + + if (!link_sta->agg.max_amsdu_len) + return; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu)); + amsdu = (struct sta_rec_amsdu *)tlv; + amsdu->max_amsdu_num = 8; + amsdu->amsdu_en = true; + + mlink = mt792x_sta_to_link(msta, link_sta->link_id); + mlink->wcid.amsdu = true; + + switch (link_sta->agg.max_amsdu_len) { + case IEEE80211_MAX_MPDU_LEN_VHT_11454: + amsdu->max_mpdu_size = + IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454; + return; + case IEEE80211_MAX_MPDU_LEN_HT_7935: + case IEEE80211_MAX_MPDU_LEN_VHT_7991: + amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991; + return; + default: + amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895; + return; + } +} + +static void +mt7925_mcu_sta_phy_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, + struct ieee80211_link_sta *link_sta) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct ieee80211_bss_conf *link_conf; + struct cfg80211_chan_def *chandef; + struct mt792x_bss_conf *mconf; + struct sta_rec_phy *phy; + struct tlv *tlv; + u8 af = 0, mm = 0; + + link_conf = mt792x_vif_to_bss_conf(vif, link_sta->link_id); + mconf = mt792x_vif_to_link(mvif, link_sta->link_id); + chandef = mconf->mt76.ctx ? &mconf->mt76.ctx->def : + &link_conf->chanreq.oper; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_PHY, sizeof(*phy)); + phy = (struct sta_rec_phy *)tlv; + phy->phy_type = mt76_connac_get_phy_mode_v2(mvif->phy->mt76, vif, + chandef->chan->band, + link_sta); + phy->basic_rate = cpu_to_le16((u16)link_conf->basic_rates); + if (link_sta->ht_cap.ht_supported) { + af = link_sta->ht_cap.ampdu_factor; + mm = link_sta->ht_cap.ampdu_density; + } + + if (link_sta->vht_cap.vht_supported) { + u8 vht_af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK, + link_sta->vht_cap.cap); + + af = max_t(u8, af, vht_af); + } + + if (link_sta->he_6ghz_capa.capa) { + af = le16_get_bits(link_sta->he_6ghz_capa.capa, + IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); + mm = le16_get_bits(link_sta->he_6ghz_capa.capa, + IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START); + } + + phy->ampdu = FIELD_PREP(IEEE80211_HT_AMPDU_PARM_FACTOR, af) | + FIELD_PREP(IEEE80211_HT_AMPDU_PARM_DENSITY, mm); + phy->max_ampdu_len = af; +} + +static void +mt7925_mcu_sta_state_v2_tlv(struct mt76_phy *mphy, struct sk_buff *skb, + struct ieee80211_link_sta *link_sta, + struct ieee80211_vif *vif, + u8 rcpi, u8 sta_state) +{ + struct sta_rec_state_v2 { + __le16 tag; + __le16 len; + u8 state; + u8 rsv[3]; + __le32 flags; + u8 vht_opmode; + u8 action; + u8 rsv2[2]; + } __packed * state; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_STATE, sizeof(*state)); + state = (struct sta_rec_state_v2 *)tlv; + state->state = sta_state; + + if (link_sta->vht_cap.vht_supported) { + state->vht_opmode = link_sta->bandwidth; + state->vht_opmode |= link_sta->rx_nss << + IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT; + } +} + +static void +mt7925_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, + struct ieee80211_link_sta *link_sta) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct ieee80211_bss_conf *link_conf; + struct cfg80211_chan_def *chandef; + struct sta_rec_ra_info *ra_info; + struct mt792x_bss_conf *mconf; + enum nl80211_band band; + struct tlv *tlv; + u16 supp_rates; + + link_conf = mt792x_vif_to_bss_conf(vif, link_sta->link_id); + mconf = mt792x_vif_to_link(mvif, link_sta->link_id); + chandef = mconf->mt76.ctx ? &mconf->mt76.ctx->def : + &link_conf->chanreq.oper; + band = chandef->chan->band; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra_info)); + ra_info = (struct sta_rec_ra_info *)tlv; + + supp_rates = link_sta->supp_rates[band]; + if (band == NL80211_BAND_2GHZ) + supp_rates = FIELD_PREP(RA_LEGACY_OFDM, supp_rates >> 4) | + FIELD_PREP(RA_LEGACY_CCK, supp_rates & 0xf); + else + supp_rates = FIELD_PREP(RA_LEGACY_OFDM, supp_rates); + + ra_info->legacy = cpu_to_le16(supp_rates); + + if (link_sta->ht_cap.ht_supported) + memcpy(ra_info->rx_mcs_bitmask, + link_sta->ht_cap.mcs.rx_mask, + HT_MCS_MASK_NUM); +} + +static void +mt7925_mcu_sta_eht_mld_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, struct ieee80211_sta *sta) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct wiphy *wiphy = mvif->phy->mt76->hw->wiphy; + const struct wiphy_iftype_ext_capab *ext_capa; + struct sta_rec_eht_mld *eht_mld; + struct tlv *tlv; + u16 eml_cap; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT_MLD, sizeof(*eht_mld)); + eht_mld = (struct sta_rec_eht_mld *)tlv; + eht_mld->mld_type = 0xff; + + if (!ieee80211_vif_is_mld(vif)) + return; + + ext_capa = cfg80211_get_iftype_ext_capa(wiphy, + ieee80211_vif_type_p2p(vif)); + if (!ext_capa) + return; + + eml_cap = (vif->cfg.eml_cap & (IEEE80211_EML_CAP_EMLSR_SUPP | + IEEE80211_EML_CAP_TRANSITION_TIMEOUT)) | + (ext_capa->eml_capabilities & (IEEE80211_EML_CAP_EMLSR_PADDING_DELAY | + IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY)); + + if (eml_cap & IEEE80211_EML_CAP_EMLSR_SUPP) { + eht_mld->eml_cap[0] = u16_get_bits(eml_cap, GENMASK(7, 0)); + eht_mld->eml_cap[1] = u16_get_bits(eml_cap, GENMASK(15, 8)); + } else { + eht_mld->str_cap[0] = BIT(1); + } +} + +static void +mt7925_mcu_sta_mld_tlv(struct sk_buff *skb, + struct ieee80211_vif *vif, struct ieee80211_sta *sta) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct mt792x_sta *msta = (struct mt792x_sta *)sta->drv_priv; + unsigned long valid = mvif->valid_links; + struct mt792x_bss_conf *mconf; + struct mt792x_link_sta *mlink; + struct sta_rec_mld *mld; + struct tlv *tlv; + int i, cnt = 0; + + tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MLD, sizeof(*mld)); + mld = (struct sta_rec_mld *)tlv; + memcpy(mld->mac_addr, sta->addr, ETH_ALEN); + mld->primary_id = cpu_to_le16(msta->deflink.wcid.idx); + mld->wlan_id = cpu_to_le16(msta->deflink.wcid.idx); + mld->link_num = min_t(u8, hweight16(mvif->valid_links), 2); + + for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { + if (cnt == mld->link_num) + break; + + mconf = mt792x_vif_to_link(mvif, i); + mlink = mt792x_sta_to_link(msta, i); + mld->link[cnt].wlan_id = cpu_to_le16(mlink->wcid.idx); + mld->link[cnt++].bss_idx = mconf->mt76.idx; + + if (mlink != &msta->deflink) + mld->secondary_id = cpu_to_le16(mlink->wcid.idx); + } +} + +static int +mt7925_mcu_sta_cmd(struct mt76_phy *phy, + struct mt76_sta_cmd_info *info) +{ + struct mt76_vif *mvif = (struct mt76_vif *)info->vif->drv_priv; + struct mt76_dev *dev = phy->dev; + struct sk_buff *skb; + int conn_state; + + skb = __mt76_connac_mcu_alloc_sta_req(dev, mvif, info->wcid, + MT7925_STA_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + conn_state = info->enable ? CONN_STATE_PORT_SECURE : + CONN_STATE_DISCONNECT; + if (info->link_sta) + mt76_connac_mcu_sta_basic_tlv(dev, skb, info->vif, + info->link_sta, + conn_state, info->newly); + if (info->link_sta && info->enable) { + mt7925_mcu_sta_phy_tlv(skb, info->vif, info->link_sta); + mt7925_mcu_sta_ht_tlv(skb, info->link_sta); + mt7925_mcu_sta_vht_tlv(skb, info->link_sta); + mt76_connac_mcu_sta_uapsd(skb, info->vif, info->link_sta->sta); + mt7925_mcu_sta_amsdu_tlv(skb, info->vif, info->link_sta); + mt7925_mcu_sta_he_tlv(skb, info->link_sta); + mt7925_mcu_sta_he_6g_tlv(skb, info->link_sta); + mt7925_mcu_sta_eht_tlv(skb, info->link_sta); + mt7925_mcu_sta_rate_ctrl_tlv(skb, info->vif, + info->link_sta); + mt7925_mcu_sta_state_v2_tlv(phy, skb, info->link_sta, + info->vif, info->rcpi, + info->state); + mt7925_mcu_sta_mld_tlv(skb, info->vif, info->link_sta->sta); + } + + if (info->enable) + mt7925_mcu_sta_hdr_trans_tlv(skb, info->vif, info->link_sta); + + return mt76_mcu_skb_send_msg(dev, skb, info->cmd, true); +} + +static void +mt7925_mcu_sta_remove_tlv(struct sk_buff *skb) +{ + struct sta_rec_remove *rem; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, 0x25, sizeof(*rem)); + rem = (struct sta_rec_remove *)tlv; + rem->action = 0; +} + +static int +mt7925_mcu_mlo_sta_cmd(struct mt76_phy *phy, + struct mt76_sta_cmd_info *info) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)info->vif->drv_priv; + struct mt76_dev *dev = phy->dev; + struct mt792x_bss_conf *mconf; + struct sk_buff *skb; + + mconf = mt792x_vif_to_link(mvif, info->wcid->link_id); + + skb = __mt76_connac_mcu_alloc_sta_req(dev, &mconf->mt76, info->wcid, + MT7925_STA_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + if (info->enable) + mt76_connac_mcu_sta_basic_tlv(dev, skb, info->vif, + info->link_sta, + info->enable, info->newly); + + if (info->enable && info->link_sta) { + mt7925_mcu_sta_phy_tlv(skb, info->vif, info->link_sta); + mt7925_mcu_sta_ht_tlv(skb, info->link_sta); + mt7925_mcu_sta_vht_tlv(skb, info->link_sta); + mt76_connac_mcu_sta_uapsd(skb, info->vif, info->link_sta->sta); + mt7925_mcu_sta_amsdu_tlv(skb, info->vif, info->link_sta); + mt7925_mcu_sta_he_tlv(skb, info->link_sta); + mt7925_mcu_sta_he_6g_tlv(skb, info->link_sta); + mt7925_mcu_sta_eht_tlv(skb, info->link_sta); + mt7925_mcu_sta_rate_ctrl_tlv(skb, info->vif, + info->link_sta); + mt7925_mcu_sta_state_v2_tlv(phy, skb, info->link_sta, + info->vif, info->rcpi, + info->state); + + if (info->state != MT76_STA_INFO_STATE_NONE) { + mt7925_mcu_sta_mld_tlv(skb, info->vif, info->link_sta->sta); + mt7925_mcu_sta_eht_mld_tlv(skb, info->vif, info->link_sta->sta); + } + + mt7925_mcu_sta_hdr_trans_tlv(skb, info->vif, info->link_sta); + } + + if (!info->enable) { + mt7925_mcu_sta_remove_tlv(skb); + mt76_connac_mcu_add_tlv(skb, STA_REC_MLD_OFF, + sizeof(struct tlv)); + } + + return mt76_mcu_skb_send_msg(dev, skb, info->cmd, true); +} + +int mt7925_mcu_sta_update(struct mt792x_dev *dev, + struct ieee80211_link_sta *link_sta, + struct ieee80211_vif *vif, bool enable, + enum mt76_sta_info_state state) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + int rssi = -ewma_rssi_read(&mvif->bss_conf.rssi); + struct mt76_sta_cmd_info info = { + .link_sta = link_sta, + .vif = vif, + .enable = enable, + .cmd = MCU_UNI_CMD(STA_REC_UPDATE), + .state = state, + .offload_fw = true, + .rcpi = to_rcpi(rssi), + }; + struct mt792x_sta *msta; + struct mt792x_link_sta *mlink; + int err; + + if (link_sta) { + msta = (struct mt792x_sta *)link_sta->sta->drv_priv; + mlink = mt792x_sta_to_link(msta, link_sta->link_id); + } + info.wcid = link_sta ? &mlink->wcid : &mvif->sta.deflink.wcid; + info.newly = link_sta ? state != MT76_STA_INFO_STATE_ASSOC : true; + + if (ieee80211_vif_is_mld(vif)) + err = mt7925_mcu_mlo_sta_cmd(&dev->mphy, &info); + else + err = mt7925_mcu_sta_cmd(&dev->mphy, &info); + + return err; +} + +int mt7925_mcu_set_beacon_filter(struct mt792x_dev *dev, + struct ieee80211_vif *vif, + bool enable) +{ +#define MT7925_FIF_BIT_CLR BIT(1) +#define MT7925_FIF_BIT_SET BIT(0) + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + unsigned long valid = ieee80211_vif_is_mld(vif) ? + mvif->valid_links : BIT(0); + struct ieee80211_bss_conf *bss_conf; + int err = 0; + int i; + + if (enable) { + for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { + bss_conf = mt792x_vif_to_bss_conf(vif, i); + err = mt7925_mcu_uni_bss_bcnft(dev, bss_conf, true); + if (err < 0) + return err; + } + + return mt7925_mcu_set_rxfilter(dev, 0, + MT7925_FIF_BIT_SET, + MT_WF_RFCR_DROP_OTHER_BEACON); + } + + for_each_set_bit(i, &valid, IEEE80211_MLD_MAX_NUM_LINKS) { + bss_conf = mt792x_vif_to_bss_conf(vif, i); + err = mt7925_mcu_set_bss_pm(dev, bss_conf, false); + if (err) + return err; + } + + return mt7925_mcu_set_rxfilter(dev, 0, + MT7925_FIF_BIT_CLR, + MT_WF_RFCR_DROP_OTHER_BEACON); +} + +int mt7925_get_txpwr_info(struct mt792x_dev *dev, u8 band_idx, struct mt7925_txpwr *txpwr) +{ +#define TX_POWER_SHOW_INFO 0x7 +#define TXPOWER_ALL_RATE_POWER_INFO 0x2 + struct mt7925_txpwr_event *event; + struct mt7925_txpwr_req req = { + .tag = cpu_to_le16(TX_POWER_SHOW_INFO), + .len = cpu_to_le16(sizeof(req) - 4), + .catg = TXPOWER_ALL_RATE_POWER_INFO, + .band_idx = band_idx, + }; + struct sk_buff *skb; + int ret; + + ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_UNI_CMD(TXPOWER), + &req, sizeof(req), true, &skb); + if (ret) + return ret; + + event = (struct mt7925_txpwr_event *)skb->data; + memcpy(txpwr, &event->txpwr, sizeof(event->txpwr)); + + dev_kfree_skb(skb); + + return 0; +} + +int mt7925_mcu_set_sniffer(struct mt792x_dev *dev, struct ieee80211_vif *vif, + bool enable) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + + struct { + struct { + u8 band_idx; + u8 pad[3]; + } __packed hdr; + struct sniffer_enable_tlv { + __le16 tag; + __le16 len; + u8 enable; + u8 pad[3]; + } __packed enable; + } __packed req = { + .hdr = { + .band_idx = 0, + }, + .enable = { + .tag = cpu_to_le16(UNI_SNIFFER_ENABLE), + .len = cpu_to_le16(sizeof(struct sniffer_enable_tlv)), + .enable = enable, + }, + }; + + mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(SNIFFER), &req, sizeof(req), true); + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(SNIFFER), &req, sizeof(req), + true); +} + +int mt7925_mcu_config_sniffer(struct mt792x_vif *vif, + struct ieee80211_chanctx_conf *ctx) +{ + struct mt76_phy *mphy = vif->phy->mt76; + struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &mphy->chandef; + int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2; + + static const u8 ch_band[] = { + [NL80211_BAND_2GHZ] = 1, + [NL80211_BAND_5GHZ] = 2, + [NL80211_BAND_6GHZ] = 3, + }; + static const u8 ch_width[] = { + [NL80211_CHAN_WIDTH_20_NOHT] = 0, + [NL80211_CHAN_WIDTH_20] = 0, + [NL80211_CHAN_WIDTH_40] = 0, + [NL80211_CHAN_WIDTH_80] = 1, + [NL80211_CHAN_WIDTH_160] = 2, + [NL80211_CHAN_WIDTH_80P80] = 3, + [NL80211_CHAN_WIDTH_5] = 4, + [NL80211_CHAN_WIDTH_10] = 5, + [NL80211_CHAN_WIDTH_320] = 6, + }; + + struct { + struct { + u8 band_idx; + u8 pad[3]; + } __packed hdr; + struct config_tlv { + __le16 tag; + __le16 len; + u16 aid; + u8 ch_band; + u8 bw; + u8 control_ch; + u8 sco; + u8 center_ch; + u8 center_ch2; + u8 drop_err; + u8 pad[3]; + } __packed tlv; + } __packed req = { + .hdr = { + .band_idx = vif->bss_conf.mt76.band_idx, + }, + .tlv = { + .tag = cpu_to_le16(UNI_SNIFFER_CONFIG), + .len = cpu_to_le16(sizeof(req.tlv)), + .control_ch = chandef->chan->hw_value, + .center_ch = ieee80211_frequency_to_channel(freq1), + .drop_err = 1, + }, + }; + + if (chandef->chan->band < ARRAY_SIZE(ch_band)) + req.tlv.ch_band = ch_band[chandef->chan->band]; + if (chandef->width < ARRAY_SIZE(ch_width)) + req.tlv.bw = ch_width[chandef->width]; + + if (freq2) + req.tlv.center_ch2 = ieee80211_frequency_to_channel(freq2); + + if (req.tlv.control_ch < req.tlv.center_ch) + req.tlv.sco = 1; /* SCA */ + else if (req.tlv.control_ch > req.tlv.center_ch) + req.tlv.sco = 3; /* SCB */ + + return mt76_mcu_send_msg(mphy->dev, MCU_UNI_CMD(SNIFFER), + &req, sizeof(req), true); +} + +int +mt7925_mcu_uni_add_beacon_offload(struct mt792x_dev *dev, + struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + bool enable) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv; + struct ieee80211_mutable_offsets offs; + struct { + struct req_hdr { + u8 bss_idx; + u8 pad[3]; + } __packed hdr; + struct bcn_content_tlv { + __le16 tag; + __le16 len; + __le16 tim_ie_pos; + __le16 csa_ie_pos; + __le16 bcc_ie_pos; + /* 0: disable beacon offload + * 1: enable beacon offload + * 2: update probe respond offload + */ + u8 enable; + /* 0: legacy format (TXD + payload) + * 1: only cap field IE + */ + u8 type; + __le16 pkt_len; + u8 pkt[512]; + } __packed beacon_tlv; + } req = { + .hdr = { + .bss_idx = mvif->bss_conf.mt76.idx, + }, + .beacon_tlv = { + .tag = cpu_to_le16(UNI_BSS_INFO_BCN_CONTENT), + .len = cpu_to_le16(sizeof(struct bcn_content_tlv)), + .enable = enable, + .type = 1, + }, + }; + struct sk_buff *skb; + u8 cap_offs; + + /* support enable/update process only + * disable flow would be handled in bss stop handler automatically + */ + if (!enable) + return -EOPNOTSUPP; + + skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs, 0); + if (!skb) + return -EINVAL; + + cap_offs = offsetof(struct ieee80211_mgmt, u.beacon.capab_info); + if (!skb_pull(skb, cap_offs)) { + dev_err(dev->mt76.dev, "beacon format err\n"); + dev_kfree_skb(skb); + return -EINVAL; + } + + if (skb->len > 512) { + dev_err(dev->mt76.dev, "beacon size limit exceed\n"); + dev_kfree_skb(skb); + return -EINVAL; + } + + memcpy(req.beacon_tlv.pkt, skb->data, skb->len); + req.beacon_tlv.pkt_len = cpu_to_le16(skb->len); + offs.tim_offset -= cap_offs; + req.beacon_tlv.tim_ie_pos = cpu_to_le16(offs.tim_offset); + + if (offs.cntdwn_counter_offs[0]) { + u16 csa_offs; + + csa_offs = offs.cntdwn_counter_offs[0] - cap_offs - 4; + req.beacon_tlv.csa_ie_pos = cpu_to_le16(csa_offs); + } + dev_kfree_skb(skb); + + return mt76_mcu_send_msg(&dev->mt76, MCU_UNI_CMD(BSS_INFO_UPDATE), + &req, sizeof(req), true); +} + +static +void mt7925_mcu_bss_rlm_tlv(struct sk_buff *skb, struct mt76_phy *phy, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_chanctx_conf *ctx) +{ + struct cfg80211_chan_def *chandef = ctx ? &ctx->def : + &link_conf->chanreq.oper; + int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2; + enum nl80211_band band = chandef->chan->band; + struct bss_rlm_tlv *req; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_RLM, sizeof(*req)); + req = (struct bss_rlm_tlv *)tlv; + req->control_channel = chandef->chan->hw_value; + req->center_chan = ieee80211_frequency_to_channel(freq1); + req->center_chan2 = ieee80211_frequency_to_channel(freq2); + req->tx_streams = hweight8(phy->antenna_mask); + req->ht_op_info = 4; /* set HT 40M allowed */ + req->rx_streams = hweight8(phy->antenna_mask); + req->band = band; + + switch (chandef->width) { + case NL80211_CHAN_WIDTH_40: + req->bw = CMD_CBW_40MHZ; + break; + case NL80211_CHAN_WIDTH_80: + req->bw = CMD_CBW_80MHZ; + break; + case NL80211_CHAN_WIDTH_80P80: + req->bw = CMD_CBW_8080MHZ; + break; + case NL80211_CHAN_WIDTH_160: + req->bw = CMD_CBW_160MHZ; + break; + case NL80211_CHAN_WIDTH_5: + req->bw = CMD_CBW_5MHZ; + break; + case NL80211_CHAN_WIDTH_10: + req->bw = CMD_CBW_10MHZ; + break; + case NL80211_CHAN_WIDTH_20_NOHT: + case NL80211_CHAN_WIDTH_20: + default: + req->bw = CMD_CBW_20MHZ; + req->ht_op_info = 0; + break; + } + + if (req->control_channel < req->center_chan) + req->sco = 1; /* SCA */ + else if (req->control_channel > req->center_chan) + req->sco = 3; /* SCB */ +} + +static struct sk_buff * +__mt7925_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif *mvif, int len) +{ + struct bss_req_hdr hdr = { + .bss_idx = mvif->idx, + }; + struct sk_buff *skb; + + skb = mt76_mcu_msg_alloc(dev, NULL, len); + if (!skb) + return ERR_PTR(-ENOMEM); + + skb_put_data(skb, &hdr, sizeof(hdr)); + + return skb; +} + +int mt7925_mcu_set_chctx(struct mt76_phy *phy, struct mt76_vif *mvif, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_chanctx_conf *ctx) +{ + struct sk_buff *skb; + + skb = __mt7925_mcu_alloc_bss_req(phy->dev, mvif, + MT7925_BSS_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + mt7925_mcu_bss_rlm_tlv(skb, phy, link_conf, ctx); + + return mt76_mcu_skb_send_msg(phy->dev, skb, + MCU_UNI_CMD(BSS_INFO_UPDATE), true); +} + +static u8 +mt7925_get_phy_mode_ext(struct mt76_phy *phy, struct ieee80211_vif *vif, + enum nl80211_band band, + struct ieee80211_link_sta *link_sta) +{ + struct ieee80211_he_6ghz_capa *he_6ghz_capa; + const struct ieee80211_sta_eht_cap *eht_cap; + __le16 capa = 0; + u8 mode = 0; + + if (link_sta) { + he_6ghz_capa = &link_sta->he_6ghz_capa; + eht_cap = &link_sta->eht_cap; + } else { + struct ieee80211_supported_band *sband; + + sband = phy->hw->wiphy->bands[band]; + capa = ieee80211_get_he_6ghz_capa(sband, vif->type); + he_6ghz_capa = (struct ieee80211_he_6ghz_capa *)&capa; + + eht_cap = ieee80211_get_eht_iftype_cap(sband, vif->type); + } + + switch (band) { + case NL80211_BAND_2GHZ: + if (eht_cap && eht_cap->has_eht) + mode |= PHY_MODE_BE_24G; + break; + case NL80211_BAND_5GHZ: + if (eht_cap && eht_cap->has_eht) + mode |= PHY_MODE_BE_5G; + break; + case NL80211_BAND_6GHZ: + if (he_6ghz_capa && he_6ghz_capa->capa) + mode |= PHY_MODE_AX_6G; + + if (eht_cap && eht_cap->has_eht) + mode |= PHY_MODE_BE_6G; + break; + default: + break; + } + + return mode; +} + +static void +mt7925_mcu_bss_basic_tlv(struct sk_buff *skb, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_link_sta *link_sta, + struct ieee80211_chanctx_conf *ctx, + struct mt76_phy *phy, u16 wlan_idx, + bool enable) +{ + struct ieee80211_vif *vif = link_conf->vif; + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); + struct cfg80211_chan_def *chandef = ctx ? &ctx->def : + &link_conf->chanreq.oper; + enum nl80211_band band = chandef->chan->band; + struct mt76_connac_bss_basic_tlv *basic_req; + struct mt792x_link_sta *mlink; + struct tlv *tlv; + int conn_type; + u8 idx; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BASIC, sizeof(*basic_req)); + basic_req = (struct mt76_connac_bss_basic_tlv *)tlv; + + idx = mconf->mt76.omac_idx > EXT_BSSID_START ? HW_BSSID_0 : + mconf->mt76.omac_idx; + basic_req->hw_bss_idx = idx; + + basic_req->phymode_ext = mt7925_get_phy_mode_ext(phy, vif, band, + link_sta); + + if (band == NL80211_BAND_2GHZ) + basic_req->nonht_basic_phy = cpu_to_le16(PHY_TYPE_ERP_INDEX); + else + basic_req->nonht_basic_phy = cpu_to_le16(PHY_TYPE_OFDM_INDEX); + + memcpy(basic_req->bssid, link_conf->bssid, ETH_ALEN); + basic_req->phymode = mt76_connac_get_phy_mode(phy, vif, band, link_sta); + basic_req->bcn_interval = cpu_to_le16(link_conf->beacon_int); + basic_req->dtim_period = link_conf->dtim_period; + basic_req->bmc_tx_wlan_idx = cpu_to_le16(wlan_idx); + basic_req->link_idx = mconf->mt76.idx; + + if (link_sta) { + struct mt792x_sta *msta; + + msta = (struct mt792x_sta *)link_sta->sta->drv_priv; + mlink = mt792x_sta_to_link(msta, link_sta->link_id); + + } else { + mlink = &mconf->vif->sta.deflink; + } + + basic_req->sta_idx = cpu_to_le16(mlink->wcid.idx); + basic_req->omac_idx = mconf->mt76.omac_idx; + basic_req->band_idx = mconf->mt76.band_idx; + basic_req->wmm_idx = mconf->mt76.wmm_idx; + basic_req->conn_state = !enable; + + switch (vif->type) { + case NL80211_IFTYPE_MESH_POINT: + case NL80211_IFTYPE_AP: + if (vif->p2p) + conn_type = CONNECTION_P2P_GO; + else + conn_type = CONNECTION_INFRA_AP; + basic_req->conn_type = cpu_to_le32(conn_type); + basic_req->active = enable; + break; + case NL80211_IFTYPE_STATION: + if (vif->p2p) + conn_type = CONNECTION_P2P_GC; + else + conn_type = CONNECTION_INFRA_STA; + basic_req->conn_type = cpu_to_le32(conn_type); + basic_req->active = true; + break; + case NL80211_IFTYPE_ADHOC: + basic_req->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); + basic_req->active = true; + break; + default: + WARN_ON(1); + break; + } +} + +static void +mt7925_mcu_bss_sec_tlv(struct sk_buff *skb, + struct ieee80211_bss_conf *link_conf) +{ + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); + struct mt76_vif *mvif = &mconf->mt76; + struct bss_sec_tlv { + __le16 tag; + __le16 len; + u8 mode; + u8 status; + u8 cipher; + u8 __rsv; + } __packed * sec; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_SEC, sizeof(*sec)); + sec = (struct bss_sec_tlv *)tlv; + + switch (mvif->cipher) { + case CONNAC3_CIPHER_GCMP_256: + case CONNAC3_CIPHER_GCMP: + sec->mode = MODE_WPA3_SAE; + sec->status = 8; + break; + case CONNAC3_CIPHER_AES_CCMP: + sec->mode = MODE_WPA2_PSK; + sec->status = 6; + break; + case CONNAC3_CIPHER_TKIP: + sec->mode = MODE_WPA2_PSK; + sec->status = 4; + break; + case CONNAC3_CIPHER_WEP104: + case CONNAC3_CIPHER_WEP40: + sec->mode = MODE_SHARED; + sec->status = 0; + break; + default: + sec->mode = MODE_OPEN; + sec->status = 1; + break; + } + + sec->cipher = mvif->cipher; +} + +static void +mt7925_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt792x_phy *phy, + struct ieee80211_chanctx_conf *ctx, + struct ieee80211_bss_conf *link_conf) +{ + struct cfg80211_chan_def *chandef = ctx ? &ctx->def : + &link_conf->chanreq.oper; + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); + enum nl80211_band band = chandef->chan->band; + struct mt76_vif *mvif = &mconf->mt76; + struct bss_rate_tlv *bmc; + struct tlv *tlv; + u8 idx = mvif->mcast_rates_idx ? + mvif->mcast_rates_idx : mvif->basic_rates_idx; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_RATE, sizeof(*bmc)); + + bmc = (struct bss_rate_tlv *)tlv; + + if (band == NL80211_BAND_2GHZ) + bmc->basic_rate = cpu_to_le16(HR_DSSS_ERP_BASIC_RATE); + else + bmc->basic_rate = cpu_to_le16(OFDM_BASIC_RATE); + + bmc->short_preamble = (band == NL80211_BAND_2GHZ); + bmc->bc_fixed_rate = idx; + bmc->mc_fixed_rate = idx; +} + +static void +mt7925_mcu_bss_mld_tlv(struct sk_buff *skb, + struct ieee80211_bss_conf *link_conf) +{ + struct ieee80211_vif *vif = link_conf->vif; + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); + struct mt792x_vif *mvif = (struct mt792x_vif *)link_conf->vif->drv_priv; + struct bss_mld_tlv *mld; + struct tlv *tlv; + bool is_mld; + + is_mld = ieee80211_vif_is_mld(link_conf->vif) || + (hweight16(mvif->valid_links) > 1); + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_MLD, sizeof(*mld)); + mld = (struct bss_mld_tlv *)tlv; + + mld->link_id = is_mld ? link_conf->link_id : 0xff; + /* apply the index of the primary link */ + mld->group_mld_id = is_mld ? mvif->bss_conf.mt76.idx : 0xff; + mld->own_mld_id = mconf->mt76.idx + 32; + mld->remap_idx = 0xff; + mld->eml_enable = !!(link_conf->vif->cfg.eml_cap & + IEEE80211_EML_CAP_EMLSR_SUPP); + + memcpy(mld->mac_addr, vif->addr, ETH_ALEN); +} + +static void +mt7925_mcu_bss_qos_tlv(struct sk_buff *skb, struct ieee80211_bss_conf *link_conf) +{ + struct mt76_connac_bss_qos_tlv *qos; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_QBSS, sizeof(*qos)); + qos = (struct mt76_connac_bss_qos_tlv *)tlv; + qos->qos = link_conf->qos; +} + +static void +mt7925_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_bss_conf *link_conf, + struct mt792x_phy *phy) +{ +#define DEFAULT_HE_PE_DURATION 4 +#define DEFAULT_HE_DURATION_RTS_THRES 1023 + const struct ieee80211_sta_he_cap *cap; + struct bss_info_uni_he *he; + struct tlv *tlv; + + cap = mt76_connac_get_he_phy_cap(phy->mt76, link_conf->vif); + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_HE_BASIC, sizeof(*he)); + + he = (struct bss_info_uni_he *)tlv; + he->he_pe_duration = link_conf->htc_trig_based_pkt_ext; + if (!he->he_pe_duration) + he->he_pe_duration = DEFAULT_HE_PE_DURATION; + + he->he_rts_thres = cpu_to_le16(link_conf->frame_time_rts_th); + if (!he->he_rts_thres) + he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES); + + he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80; + he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160; + he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80; +} + +static void +mt7925_mcu_bss_color_tlv(struct sk_buff *skb, struct ieee80211_bss_conf *link_conf, + bool enable) +{ + struct bss_info_uni_bss_color *color; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BSS_COLOR, sizeof(*color)); + color = (struct bss_info_uni_bss_color *)tlv; + + color->enable = enable ? + link_conf->he_bss_color.enabled : 0; + color->bss_color = enable ? + link_conf->he_bss_color.color : 0; +} + +static void +mt7925_mcu_bss_ifs_tlv(struct sk_buff *skb, + struct ieee80211_bss_conf *link_conf) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)link_conf->vif->drv_priv; + struct mt792x_phy *phy = mvif->phy; + struct bss_ifs_time_tlv *ifs_time; + struct tlv *tlv; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_IFS_TIME, sizeof(*ifs_time)); + ifs_time = (struct bss_ifs_time_tlv *)tlv; + ifs_time->slot_valid = true; + ifs_time->slot_time = cpu_to_le16(phy->slottime); +} + +int mt7925_mcu_set_timing(struct mt792x_phy *phy, + struct ieee80211_bss_conf *link_conf) +{ + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); + struct mt792x_dev *dev = phy->dev; + struct sk_buff *skb; + + skb = __mt7925_mcu_alloc_bss_req(&dev->mt76, &mconf->mt76, + MT7925_BSS_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + mt7925_mcu_bss_ifs_tlv(skb, link_conf); + + return mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_UNI_CMD(BSS_INFO_UPDATE), true); +} + +int mt7925_mcu_add_bss_info(struct mt792x_phy *phy, + struct ieee80211_chanctx_conf *ctx, + struct ieee80211_bss_conf *link_conf, + struct ieee80211_link_sta *link_sta, + int enable) +{ + struct mt792x_vif *mvif = (struct mt792x_vif *)link_conf->vif->drv_priv; + struct mt792x_bss_conf *mconf = mt792x_link_conf_to_mconf(link_conf); + struct mt792x_dev *dev = phy->dev; + struct mt792x_link_sta *mlink_bc; + struct sk_buff *skb; + + skb = __mt7925_mcu_alloc_bss_req(&dev->mt76, &mconf->mt76, + MT7925_BSS_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + mlink_bc = mt792x_sta_to_link(&mvif->sta, mconf->link_id); + + /* bss_basic must be first */ + mt7925_mcu_bss_basic_tlv(skb, link_conf, link_sta, ctx, phy->mt76, + mlink_bc->wcid.idx, enable); + mt7925_mcu_bss_sec_tlv(skb, link_conf); + mt7925_mcu_bss_bmc_tlv(skb, phy, ctx, link_conf); + mt7925_mcu_bss_qos_tlv(skb, link_conf); + mt7925_mcu_bss_mld_tlv(skb, link_conf); + mt7925_mcu_bss_ifs_tlv(skb, link_conf); + + if (link_conf->he_support) { + mt7925_mcu_bss_he_tlv(skb, link_conf, phy); + mt7925_mcu_bss_color_tlv(skb, link_conf, enable); + } + + if (enable) + mt7925_mcu_bss_rlm_tlv(skb, phy->mt76, link_conf, ctx); + + return mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_UNI_CMD(BSS_INFO_UPDATE), true); +} + +int mt7925_mcu_set_dbdc(struct mt76_phy *phy) +{ + struct mt76_dev *mdev = phy->dev; + + struct mbmc_conf_tlv *conf; + struct mbmc_set_req *hdr; + struct sk_buff *skb; + struct tlv *tlv; + int max_len, err; + + max_len = sizeof(*hdr) + sizeof(*conf); + skb = mt76_mcu_msg_alloc(mdev, NULL, max_len); + if (!skb) + return -ENOMEM; + + hdr = (struct mbmc_set_req *)skb_put(skb, sizeof(*hdr)); + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_MBMC_SETTING, sizeof(*conf)); + conf = (struct mbmc_conf_tlv *)tlv; + + conf->mbmc_en = 1; + conf->band = 0; /* unused */ + + err = mt76_mcu_skb_send_msg(mdev, skb, MCU_UNI_CMD(SET_DBDC_PARMS), + false); + + return err; +} + +#define MT76_CONNAC_SCAN_CHANNEL_TIME 60 + +int mt7925_mcu_hw_scan(struct mt76_phy *phy, struct ieee80211_vif *vif, + struct ieee80211_scan_request *scan_req) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct cfg80211_scan_request *sreq = &scan_req->req; + int n_ssids = 0, err, i, duration; + struct ieee80211_channel **scan_list = sreq->channels; + struct mt76_dev *mdev = phy->dev; + struct mt76_connac_mcu_scan_channel *chan; + struct sk_buff *skb; + + struct scan_hdr_tlv *hdr; + struct scan_req_tlv *req; + struct scan_ssid_tlv *ssid; + struct scan_bssid_tlv *bssid; + struct scan_chan_info_tlv *chan_info; + struct scan_ie_tlv *ie; + struct scan_misc_tlv *misc; + struct tlv *tlv; + int max_len; + + max_len = sizeof(*hdr) + sizeof(*req) + sizeof(*ssid) + + sizeof(*bssid) + sizeof(*chan_info) + + sizeof(*misc) + sizeof(*ie); + + skb = mt76_mcu_msg_alloc(mdev, NULL, max_len); + if (!skb) + return -ENOMEM; + + set_bit(MT76_HW_SCANNING, &phy->state); + mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f; + + hdr = (struct scan_hdr_tlv *)skb_put(skb, sizeof(*hdr)); + hdr->seq_num = mvif->scan_seq_num | mvif->band_idx << 7; + hdr->bss_idx = mvif->idx; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_REQ, sizeof(*req)); + req = (struct scan_req_tlv *)tlv; + req->scan_type = sreq->n_ssids ? 1 : 0; + req->probe_req_num = sreq->n_ssids ? 2 : 0; + + duration = MT76_CONNAC_SCAN_CHANNEL_TIME; + /* increase channel time for passive scan */ + if (!sreq->n_ssids) + duration *= 2; + req->timeout_value = cpu_to_le16(sreq->n_channels * duration); + req->channel_min_dwell_time = cpu_to_le16(duration); + req->channel_dwell_time = cpu_to_le16(duration); + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SSID, sizeof(*ssid)); + ssid = (struct scan_ssid_tlv *)tlv; + for (i = 0; i < sreq->n_ssids; i++) { + if (!sreq->ssids[i].ssid_len) + continue; + + ssid->ssids[i].ssid_len = cpu_to_le32(sreq->ssids[i].ssid_len); + memcpy(ssid->ssids[i].ssid, sreq->ssids[i].ssid, + sreq->ssids[i].ssid_len); + n_ssids++; + } + ssid->ssid_type = n_ssids ? BIT(2) : BIT(0); + ssid->ssids_num = n_ssids; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_BSSID, sizeof(*bssid)); + bssid = (struct scan_bssid_tlv *)tlv; + + memcpy(bssid->bssid, sreq->bssid, ETH_ALEN); + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_CHANNEL, sizeof(*chan_info)); + chan_info = (struct scan_chan_info_tlv *)tlv; + chan_info->channels_num = min_t(u8, sreq->n_channels, + ARRAY_SIZE(chan_info->channels)); + for (i = 0; i < chan_info->channels_num; i++) { + chan = &chan_info->channels[i]; + + switch (scan_list[i]->band) { + case NL80211_BAND_2GHZ: + chan->band = 1; + break; + case NL80211_BAND_6GHZ: + chan->band = 3; + break; + default: + chan->band = 2; + break; + } + chan->channel_num = scan_list[i]->hw_value; + } + chan_info->channel_type = sreq->n_channels ? 4 : 0; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_IE, sizeof(*ie)); + ie = (struct scan_ie_tlv *)tlv; + if (sreq->ie_len > 0) { + memcpy(ie->ies, sreq->ie, sreq->ie_len); + ie->ies_len = cpu_to_le16(sreq->ie_len); + } + + req->scan_func |= SCAN_FUNC_SPLIT_SCAN; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_MISC, sizeof(*misc)); + misc = (struct scan_misc_tlv *)tlv; + if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { + get_random_mask_addr(misc->random_mac, sreq->mac_addr, + sreq->mac_addr_mask); + req->scan_func |= SCAN_FUNC_RANDOM_MAC; + } + + err = mt76_mcu_skb_send_msg(mdev, skb, MCU_UNI_CMD(SCAN_REQ), + false); + if (err < 0) + clear_bit(MT76_HW_SCANNING, &phy->state); + + return err; +} +EXPORT_SYMBOL_GPL(mt7925_mcu_hw_scan); + +int mt7925_mcu_sched_scan_req(struct mt76_phy *phy, + struct ieee80211_vif *vif, + struct cfg80211_sched_scan_request *sreq) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct ieee80211_channel **scan_list = sreq->channels; + struct mt76_connac_mcu_scan_channel *chan; + struct mt76_dev *mdev = phy->dev; + struct cfg80211_match_set *cfg_match; + struct cfg80211_ssid *cfg_ssid; + + struct scan_hdr_tlv *hdr; + struct scan_sched_req *req; + struct scan_ssid_tlv *ssid; + struct scan_chan_info_tlv *chan_info; + struct scan_ie_tlv *ie; + struct scan_sched_ssid_match_sets *match; + struct sk_buff *skb; + struct tlv *tlv; + int i, max_len; + + max_len = sizeof(*hdr) + sizeof(*req) + sizeof(*ssid) + + sizeof(*chan_info) + sizeof(*ie) + + sizeof(*match); + + skb = mt76_mcu_msg_alloc(mdev, NULL, max_len); + if (!skb) + return -ENOMEM; + + mvif->scan_seq_num = (mvif->scan_seq_num + 1) & 0x7f; + + hdr = (struct scan_hdr_tlv *)skb_put(skb, sizeof(*hdr)); + hdr->seq_num = mvif->scan_seq_num | mvif->band_idx << 7; + hdr->bss_idx = mvif->idx; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SCHED_REQ, sizeof(*req)); + req = (struct scan_sched_req *)tlv; + req->version = 1; + + if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) + req->scan_func |= SCAN_FUNC_RANDOM_MAC; + + req->intervals_num = sreq->n_scan_plans; + for (i = 0; i < req->intervals_num; i++) + req->intervals[i] = cpu_to_le16(sreq->scan_plans[i].interval); + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SSID, sizeof(*ssid)); + ssid = (struct scan_ssid_tlv *)tlv; + + ssid->ssids_num = sreq->n_ssids; + ssid->ssid_type = BIT(2); + for (i = 0; i < ssid->ssids_num; i++) { + cfg_ssid = &sreq->ssids[i]; + memcpy(ssid->ssids[i].ssid, cfg_ssid->ssid, cfg_ssid->ssid_len); + ssid->ssids[i].ssid_len = cpu_to_le32(cfg_ssid->ssid_len); + } + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SSID_MATCH_SETS, sizeof(*match)); + match = (struct scan_sched_ssid_match_sets *)tlv; + match->match_num = sreq->n_match_sets; + for (i = 0; i < match->match_num; i++) { + cfg_match = &sreq->match_sets[i]; + memcpy(match->match[i].ssid, cfg_match->ssid.ssid, + cfg_match->ssid.ssid_len); + match->match[i].rssi_th = cpu_to_le32(cfg_match->rssi_thold); + match->match[i].ssid_len = cfg_match->ssid.ssid_len; + } + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_CHANNEL, sizeof(*chan_info)); + chan_info = (struct scan_chan_info_tlv *)tlv; + chan_info->channels_num = min_t(u8, sreq->n_channels, + ARRAY_SIZE(chan_info->channels)); + for (i = 0; i < chan_info->channels_num; i++) { + chan = &chan_info->channels[i]; + + switch (scan_list[i]->band) { + case NL80211_BAND_2GHZ: + chan->band = 1; + break; + case NL80211_BAND_6GHZ: + chan->band = 3; + break; + default: + chan->band = 2; + break; + } + chan->channel_num = scan_list[i]->hw_value; + } + chan_info->channel_type = sreq->n_channels ? 4 : 0; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_IE, sizeof(*ie)); + ie = (struct scan_ie_tlv *)tlv; + if (sreq->ie_len > 0) { + memcpy(ie->ies, sreq->ie, sreq->ie_len); + ie->ies_len = cpu_to_le16(sreq->ie_len); + } + + return mt76_mcu_skb_send_msg(mdev, skb, MCU_UNI_CMD(SCAN_REQ), + false); +} +EXPORT_SYMBOL_GPL(mt7925_mcu_sched_scan_req); + +int +mt7925_mcu_sched_scan_enable(struct mt76_phy *phy, + struct ieee80211_vif *vif, + bool enable) +{ + struct mt76_dev *mdev = phy->dev; + struct scan_sched_enable *req; + struct scan_hdr_tlv *hdr; + struct sk_buff *skb; + struct tlv *tlv; + int max_len; + + max_len = sizeof(*hdr) + sizeof(*req); + + skb = mt76_mcu_msg_alloc(mdev, NULL, max_len); + if (!skb) + return -ENOMEM; + + hdr = (struct scan_hdr_tlv *)skb_put(skb, sizeof(*hdr)); + hdr->seq_num = 0; + hdr->bss_idx = 0; + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_SCAN_SCHED_ENABLE, sizeof(*req)); + req = (struct scan_sched_enable *)tlv; + req->active = !enable; + + if (enable) + set_bit(MT76_HW_SCHED_SCANNING, &phy->state); + else + clear_bit(MT76_HW_SCHED_SCANNING, &phy->state); + + return mt76_mcu_skb_send_msg(mdev, skb, MCU_UNI_CMD(SCAN_REQ), + false); +} + +int mt7925_mcu_cancel_hw_scan(struct mt76_phy *phy, + struct ieee80211_vif *vif) +{ + struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv; + struct { + struct scan_hdr { + u8 seq_num; + u8 bss_idx; + u8 pad[2]; + } __packed hdr; + struct scan_cancel_tlv { + __le16 tag; + __le16 len; + u8 is_ext_channel; + u8 rsv[3]; + } __packed cancel; + } req = { + .hdr = { + .seq_num = mvif->scan_seq_num, + .bss_idx = mvif->idx, + }, + .cancel = { + .tag = cpu_to_le16(UNI_SCAN_CANCEL), + .len = cpu_to_le16(sizeof(struct scan_cancel_tlv)), + }, + }; + + if (test_and_clear_bit(MT76_HW_SCANNING, &phy->state)) { + struct cfg80211_scan_info info = { + .aborted = true, + }; + + ieee80211_scan_completed(phy->hw, &info); + } + + return mt76_mcu_send_msg(phy->dev, MCU_UNI_CMD(SCAN_REQ), + &req, sizeof(req), false); +} +EXPORT_SYMBOL_GPL(mt7925_mcu_cancel_hw_scan); + +int mt7925_mcu_set_channel_domain(struct mt76_phy *phy) +{ + int len, i, n_max_channels, n_2ch = 0, n_5ch = 0, n_6ch = 0; + struct { + struct { + u8 alpha2[4]; /* regulatory_request.alpha2 */ + u8 bw_2g; /* BW_20_40M 0 + * BW_20M 1 + * BW_20_40_80M 2 + * BW_20_40_80_160M 3 + * BW_20_40_80_8080M 4 + */ + u8 bw_5g; + u8 bw_6g; + u8 pad; + } __packed hdr; + struct n_chan { + __le16 tag; + __le16 len; + u8 n_2ch; + u8 n_5ch; + u8 n_6ch; + u8 pad; + } __packed n_ch; + } req = { + .hdr = { + .bw_2g = 0, + .bw_5g = 3, /* BW_20_40_80_160M */ + .bw_6g = 3, + }, + .n_ch = { + .tag = cpu_to_le16(2), + }, + }; + struct mt76_connac_mcu_chan { + __le16 hw_value; + __le16 pad; + __le32 flags; + } __packed channel; + struct mt76_dev *dev = phy->dev; + struct ieee80211_channel *chan; + struct sk_buff *skb; + + n_max_channels = phy->sband_2g.sband.n_channels + + phy->sband_5g.sband.n_channels + + phy->sband_6g.sband.n_channels; + len = sizeof(req) + n_max_channels * sizeof(channel); + + skb = mt76_mcu_msg_alloc(dev, NULL, len); + if (!skb) + return -ENOMEM; + + skb_reserve(skb, sizeof(req)); + + for (i = 0; i < phy->sband_2g.sband.n_channels; i++) { + chan = &phy->sband_2g.sband.channels[i]; + if (chan->flags & IEEE80211_CHAN_DISABLED) + continue; + + channel.hw_value = cpu_to_le16(chan->hw_value); + channel.flags = cpu_to_le32(chan->flags); + channel.pad = 0; + + skb_put_data(skb, &channel, sizeof(channel)); + n_2ch++; + } + for (i = 0; i < phy->sband_5g.sband.n_channels; i++) { + chan = &phy->sband_5g.sband.channels[i]; + if (chan->flags & IEEE80211_CHAN_DISABLED) + continue; + + channel.hw_value = cpu_to_le16(chan->hw_value); + channel.flags = cpu_to_le32(chan->flags); + channel.pad = 0; + + skb_put_data(skb, &channel, sizeof(channel)); + n_5ch++; + } + for (i = 0; i < phy->sband_6g.sband.n_channels; i++) { + chan = &phy->sband_6g.sband.channels[i]; + if (chan->flags & IEEE80211_CHAN_DISABLED) + continue; + + channel.hw_value = cpu_to_le16(chan->hw_value); + channel.flags = cpu_to_le32(chan->flags); + channel.pad = 0; + + skb_put_data(skb, &channel, sizeof(channel)); + n_6ch++; + } + + BUILD_BUG_ON(sizeof(dev->alpha2) > sizeof(req.hdr.alpha2)); + memcpy(req.hdr.alpha2, dev->alpha2, sizeof(dev->alpha2)); + req.n_ch.n_2ch = n_2ch; + req.n_ch.n_5ch = n_5ch; + req.n_ch.n_6ch = n_6ch; + len = sizeof(struct n_chan) + (n_2ch + n_5ch + n_6ch) * sizeof(channel); + req.n_ch.len = cpu_to_le16(len); + memcpy(__skb_push(skb, sizeof(req)), &req, sizeof(req)); + + return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD(SET_DOMAIN_INFO), + false); +} +EXPORT_SYMBOL_GPL(mt7925_mcu_set_channel_domain); + +static int +__mt7925_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2, + enum environment_cap env_cap, + struct mt7925_clc *clc, u8 idx) +{ + struct mt7925_clc_segment *seg; + struct sk_buff *skb; + struct { + u8 rsv[4]; + __le16 tag; + __le16 len; + + u8 ver; + u8 pad0; + __le16 size; + u8 idx; + u8 env; + u8 acpi_conf; + u8 pad1; + u8 alpha2[2]; + u8 type[2]; + u8 rsvd[64]; + } __packed req = { + .tag = cpu_to_le16(0x3), + .len = cpu_to_le16(sizeof(req) - 4), + + .idx = idx, + .env = env_cap, + .acpi_conf = mt792x_acpi_get_flags(&dev->phy), + }; + int ret, valid_cnt = 0; + u8 i, *pos; + + if (!clc) + return 0; + + pos = clc->data + sizeof(*seg) * clc->nr_seg; + for (i = 0; i < clc->nr_country; i++) { + struct mt7925_clc_rule *rule = (struct mt7925_clc_rule *)pos; + + pos += sizeof(*rule); + if (rule->alpha2[0] != alpha2[0] || + rule->alpha2[1] != alpha2[1]) + continue; + + seg = (struct mt7925_clc_segment *)clc->data + + rule->seg_idx - 1; + + memcpy(req.alpha2, rule->alpha2, 2); + memcpy(req.type, rule->type, 2); + + req.size = cpu_to_le16(seg->len); + skb = __mt76_mcu_msg_alloc(&dev->mt76, &req, + le16_to_cpu(req.size) + sizeof(req), + sizeof(req), GFP_KERNEL); + if (!skb) + return -ENOMEM; + skb_put_data(skb, clc->data + seg->offset, seg->len); + + ret = mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_UNI_CMD(SET_POWER_LIMIT), + true); + if (ret < 0) + return ret; + valid_cnt++; + } + + if (!valid_cnt) + return -ENOENT; + + return 0; +} + +int mt7925_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2, + enum environment_cap env_cap) +{ + struct mt792x_phy *phy = (struct mt792x_phy *)&dev->phy; + int i, ret; + + /* submit all clc config */ + for (i = 0; i < ARRAY_SIZE(phy->clc); i++) { + ret = __mt7925_mcu_set_clc(dev, alpha2, env_cap, + phy->clc[i], i); + + /* If no country found, set "00" as default */ + if (ret == -ENOENT) + ret = __mt7925_mcu_set_clc(dev, "00", + ENVIRON_INDOOR, + phy->clc[i], i); + if (ret < 0) + return ret; + } + return 0; +} + +int mt7925_mcu_fill_message(struct mt76_dev *mdev, struct sk_buff *skb, + int cmd, int *wait_seq) +{ + int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd); + struct mt76_connac2_mcu_uni_txd *uni_txd; + struct mt76_connac2_mcu_txd *mcu_txd; + __le32 *txd; + u32 val; + u8 seq; + + /* TODO: make dynamic based on msg type */ + mdev->mcu.timeout = 20 * HZ; + + seq = ++mdev->mcu.msg_seq & 0xf; + if (!seq) + seq = ++mdev->mcu.msg_seq & 0xf; + + if (cmd == MCU_CMD(FW_SCATTER)) + goto exit; + + txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd); + txd = (__le32 *)skb_push(skb, txd_len); + + val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) | + FIELD_PREP(MT_TXD0_PKT_FMT, MT_TX_TYPE_CMD) | + FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_MCU_PORT_RX_Q0); + txd[0] = cpu_to_le32(val); + + val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD); + txd[1] = cpu_to_le32(val); + + if (cmd & __MCU_CMD_FIELD_UNI) { + uni_txd = (struct mt76_connac2_mcu_uni_txd *)txd; + uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd)); + uni_txd->cid = cpu_to_le16(mcu_cmd); + uni_txd->s2d_index = MCU_S2D_H2N; + uni_txd->pkt_type = MCU_PKT_ID; + uni_txd->seq = seq; + + if (cmd & __MCU_CMD_FIELD_QUERY) + uni_txd->option = MCU_CMD_UNI_QUERY_ACK; + else + uni_txd->option = MCU_CMD_UNI_EXT_ACK; + + goto exit; + } + + mcu_txd = (struct mt76_connac2_mcu_txd *)txd; + mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd)); + mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, + MT_TX_MCU_PORT_RX_Q0)); + mcu_txd->pkt_type = MCU_PKT_ID; + mcu_txd->seq = seq; + mcu_txd->cid = mcu_cmd; + mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd); + + if (mcu_txd->ext_cid || (cmd & __MCU_CMD_FIELD_CE)) { + if (cmd & __MCU_CMD_FIELD_QUERY) + mcu_txd->set_query = MCU_Q_QUERY; + else + mcu_txd->set_query = MCU_Q_SET; + mcu_txd->ext_cid_ack = !!mcu_txd->ext_cid; + } else { + mcu_txd->set_query = MCU_Q_NA; + } + + if (cmd & __MCU_CMD_FIELD_WA) + mcu_txd->s2d_index = MCU_S2D_H2C; + else + mcu_txd->s2d_index = MCU_S2D_H2N; + +exit: + if (wait_seq) + *wait_seq = seq; + + return 0; +} +EXPORT_SYMBOL_GPL(mt7925_mcu_fill_message); + +int mt7925_mcu_set_rts_thresh(struct mt792x_phy *phy, u32 val) +{ + struct { + u8 band_idx; + u8 _rsv[3]; + + __le16 tag; + __le16 len; + __le32 len_thresh; + __le32 pkt_thresh; + } __packed req = { + .band_idx = phy->mt76->band_idx, + .tag = cpu_to_le16(UNI_BAND_CONFIG_RTS_THRESHOLD), + .len = cpu_to_le16(sizeof(req) - 4), + .len_thresh = cpu_to_le32(val), + .pkt_thresh = cpu_to_le32(0x2), + }; + + return mt76_mcu_send_msg(&phy->dev->mt76, MCU_UNI_CMD(BAND_CONFIG), + &req, sizeof(req), true); +} + +int mt7925_mcu_set_radio_en(struct mt792x_phy *phy, bool enable) +{ + struct { + u8 band_idx; + u8 _rsv[3]; + + __le16 tag; + __le16 len; + u8 enable; + u8 _rsv2[3]; + } __packed req = { + .band_idx = phy->mt76->band_idx, + .tag = cpu_to_le16(UNI_BAND_CONFIG_RADIO_ENABLE), + .len = cpu_to_le16(sizeof(req) - 4), + .enable = enable, + }; + + return mt76_mcu_send_msg(&phy->dev->mt76, MCU_UNI_CMD(BAND_CONFIG), + &req, sizeof(req), true); +} + +static void +mt7925_mcu_build_sku(struct mt76_dev *dev, s8 *sku, + struct mt76_power_limits *limits, + enum nl80211_band band) +{ + int i, offset = sizeof(limits->cck); + + memset(sku, 127, MT_CONNAC3_SKU_POWER_LIMIT); + + if (band == NL80211_BAND_2GHZ) { + /* cck */ + memcpy(sku, limits->cck, sizeof(limits->cck)); + } + + /* ofdm */ + memcpy(&sku[offset], limits->ofdm, sizeof(limits->ofdm)); + offset += (sizeof(limits->ofdm) * 5); + + /* ht */ + for (i = 0; i < 2; i++) { + memcpy(&sku[offset], limits->mcs[i], 8); + offset += 8; + } + sku[offset++] = limits->mcs[0][0]; + + /* vht */ + for (i = 0; i < ARRAY_SIZE(limits->mcs); i++) { + memcpy(&sku[offset], limits->mcs[i], + ARRAY_SIZE(limits->mcs[i])); + offset += 12; + } + + /* he */ + for (i = 0; i < ARRAY_SIZE(limits->ru); i++) { + memcpy(&sku[offset], limits->ru[i], ARRAY_SIZE(limits->ru[i])); + offset += ARRAY_SIZE(limits->ru[i]); + } + + /* eht */ + for (i = 0; i < ARRAY_SIZE(limits->eht); i++) { + memcpy(&sku[offset], limits->eht[i], ARRAY_SIZE(limits->eht[i])); + offset += ARRAY_SIZE(limits->eht[i]); + } +} + +static int +mt7925_mcu_rate_txpower_band(struct mt76_phy *phy, + enum nl80211_band band) +{ + int tx_power, n_chan, last_ch, err = 0, idx = 0; + int i, sku_len, batch_size, batch_len = 3; + struct mt76_dev *dev = phy->dev; + static const u8 chan_list_2ghz[] = { + 1, 2, 3, 4, 5, 6, 7, + 8, 9, 10, 11, 12, 13, 14 + }; + static const u8 chan_list_5ghz[] = { + 36, 38, 40, 42, 44, 46, 48, + 50, 52, 54, 56, 58, 60, 62, + 64, 100, 102, 104, 106, 108, 110, + 112, 114, 116, 118, 120, 122, 124, + 126, 128, 132, 134, 136, 138, 140, + 142, 144, 149, 151, 153, 155, 157, + 159, 161, 165, 167 + }; + static const u8 chan_list_6ghz[] = { + 1, 3, 5, 7, 9, 11, 13, + 15, 17, 19, 21, 23, 25, 27, + 29, 33, 35, 37, 39, 41, 43, + 45, 47, 49, 51, 53, 55, 57, + 59, 61, 65, 67, 69, 71, 73, + 75, 77, 79, 81, 83, 85, 87, + 89, 91, 93, 97, 99, 101, 103, + 105, 107, 109, 111, 113, 115, 117, + 119, 121, 123, 125, 129, 131, 133, + 135, 137, 139, 141, 143, 145, 147, + 149, 151, 153, 155, 157, 161, 163, + 165, 167, 169, 171, 173, 175, 177, + 179, 181, 183, 185, 187, 189, 193, + 195, 197, 199, 201, 203, 205, 207, + 209, 211, 213, 215, 217, 219, 221, + 225, 227, 229, 233 + }; + struct mt76_power_limits *limits; + struct mt7925_sku_tlv *sku_tlbv; + const u8 *ch_list; + + sku_len = sizeof(*sku_tlbv); + tx_power = 2 * phy->hw->conf.power_level; + if (!tx_power) + tx_power = 127; + + if (band == NL80211_BAND_2GHZ) { + n_chan = ARRAY_SIZE(chan_list_2ghz); + ch_list = chan_list_2ghz; + last_ch = chan_list_2ghz[ARRAY_SIZE(chan_list_2ghz) - 1]; + } else if (band == NL80211_BAND_6GHZ) { + n_chan = ARRAY_SIZE(chan_list_6ghz); + ch_list = chan_list_6ghz; + last_ch = chan_list_6ghz[ARRAY_SIZE(chan_list_6ghz) - 1]; + } else { + n_chan = ARRAY_SIZE(chan_list_5ghz); + ch_list = chan_list_5ghz; + last_ch = chan_list_5ghz[ARRAY_SIZE(chan_list_5ghz) - 1]; + } + batch_size = DIV_ROUND_UP(n_chan, batch_len); + + limits = devm_kmalloc(dev->dev, sizeof(*limits), GFP_KERNEL); + if (!limits) + return -ENOMEM; + + sku_tlbv = devm_kmalloc(dev->dev, sku_len, GFP_KERNEL); + if (!sku_tlbv) { + devm_kfree(dev->dev, limits); + return -ENOMEM; + } + + for (i = 0; i < batch_size; i++) { + struct mt7925_tx_power_limit_tlv *tx_power_tlv; + int j, msg_len, num_ch; + struct sk_buff *skb; + + num_ch = i == batch_size - 1 ? n_chan % batch_len : batch_len; + msg_len = sizeof(*tx_power_tlv) + num_ch * sku_len; + skb = mt76_mcu_msg_alloc(dev, NULL, msg_len); + if (!skb) { + err = -ENOMEM; + goto out; + } + + tx_power_tlv = (struct mt7925_tx_power_limit_tlv *) + skb_put(skb, sizeof(*tx_power_tlv)); + + BUILD_BUG_ON(sizeof(dev->alpha2) > sizeof(tx_power_tlv->alpha2)); + memcpy(tx_power_tlv->alpha2, dev->alpha2, sizeof(dev->alpha2)); + tx_power_tlv->n_chan = num_ch; + tx_power_tlv->tag = cpu_to_le16(0x1); + tx_power_tlv->len = cpu_to_le16(sizeof(*tx_power_tlv)); + + switch (band) { + case NL80211_BAND_2GHZ: + tx_power_tlv->band = 1; + break; + case NL80211_BAND_6GHZ: + tx_power_tlv->band = 3; + break; + default: + tx_power_tlv->band = 2; + break; + } + + for (j = 0; j < num_ch; j++, idx++) { + struct ieee80211_channel chan = { + .hw_value = ch_list[idx], + .band = band, + }; + s8 reg_power, sar_power; + + reg_power = mt76_connac_get_ch_power(phy, &chan, + tx_power); + sar_power = mt76_get_sar_power(phy, &chan, reg_power); + + mt76_get_rate_power_limits(phy, &chan, limits, + sar_power); + + tx_power_tlv->last_msg = ch_list[idx] == last_ch; + sku_tlbv->channel = ch_list[idx]; + + mt7925_mcu_build_sku(dev, sku_tlbv->pwr_limit, + limits, band); + skb_put_data(skb, sku_tlbv, sku_len); + } + err = mt76_mcu_skb_send_msg(dev, skb, + MCU_UNI_CMD(SET_POWER_LIMIT), + true); + if (err < 0) + goto out; + } + +out: + devm_kfree(dev->dev, sku_tlbv); + devm_kfree(dev->dev, limits); + return err; +} + +int mt7925_mcu_set_rate_txpower(struct mt76_phy *phy) +{ + int err; + + if (phy->cap.has_2ghz) { + err = mt7925_mcu_rate_txpower_band(phy, + NL80211_BAND_2GHZ); + if (err < 0) + return err; + } + + if (phy->cap.has_5ghz) { + err = mt7925_mcu_rate_txpower_band(phy, + NL80211_BAND_5GHZ); + if (err < 0) + return err; + } + + if (phy->cap.has_6ghz) { + err = mt7925_mcu_rate_txpower_band(phy, + NL80211_BAND_6GHZ); + if (err < 0) + return err; + } + + return 0; +} + +int mt7925_mcu_set_rxfilter(struct mt792x_dev *dev, u32 fif, + u8 bit_op, u32 bit_map) +{ + struct mt792x_phy *phy = &dev->phy; + struct { + u8 band_idx; + u8 rsv1[3]; + + __le16 tag; + __le16 len; + u8 mode; + u8 rsv2[3]; + __le32 fif; + __le32 bit_map; /* bit_* for bitmap update */ + u8 bit_op; + u8 pad[51]; + } __packed req = { + .band_idx = phy->mt76->band_idx, + .tag = cpu_to_le16(UNI_BAND_CONFIG_SET_MAC80211_RX_FILTER), + .len = cpu_to_le16(sizeof(req) - 4), + + .mode = fif ? 0 : 1, + .fif = cpu_to_le32(fif), + .bit_map = cpu_to_le32(bit_map), + .bit_op = bit_op, + }; + + return mt76_mcu_send_msg(&phy->dev->mt76, MCU_UNI_CMD(BAND_CONFIG), + &req, sizeof(req), true); +} diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c.rej b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c.rej new file mode 100644 index 000000000000..3cdfc4e9a45f --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c.rej @@ -0,0 +1,35 @@ +--- drivers/net/wireless/mediatek/mt76/mt7925/mcu.c ++++ drivers/net/wireless/mediatek/mt76/mt7925/mcu.c +@@ -2176,13 +2178,26 @@ void mt7925_mcu_bss_rlm_tlv(struct sk_buff *skb, struct mt76_phy *phy, + + tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_RLM, sizeof(*req)); + req = (struct bss_rlm_tlv *)tlv; +- req->control_channel = chandef->chan->hw_value, +- req->center_chan = ieee80211_frequency_to_channel(freq1), +- req->center_chan2 = ieee80211_frequency_to_channel(freq2), +- req->tx_streams = hweight8(phy->antenna_mask), ++ req->control_channel = chandef->chan->hw_value; ++ req->center_chan = ieee80211_frequency_to_channel(freq1); ++ req->center_chan2 = 0; ++ req->tx_streams = hweight8(phy->antenna_mask); + req->ht_op_info = 4, /* set HT 40M allowed */ +- req->rx_streams = hweight8(phy->antenna_mask), +- req->band = band; ++ req->rx_streams = hweight8(phy->antenna_mask); ++ req->center_chan2 = 0; ++ req->sco = 0; ++ ++ switch (band) { ++ case NL80211_BAND_2GHZ: ++ req->band = 1; ++ break; ++ case NL80211_BAND_5GHZ: ++ req->band = 2; ++ break; ++ case NL80211_BAND_6GHZ: ++ req->band = 3; ++ break; ++ } + + switch (chandef->width) { + case NL80211_CHAN_WIDTH_40: -- 2.25.1